20216173068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{69337}}^1$

素因数の和:69456

約数の個数: 144

約数和(自身を含む): 63602360640

約数和(自身を除く): 43386187572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 89, 91, 117, 126, 156, 178, 182, 234, 252, 267, 273, 356, 364, 468, 534, 546, 623, 801, 819, 1068, 1092, 1157, 1246, 1602, 1638, 1869, 2314, 2492, 3204, 3276, 3471, 3738, 4628, 5607, 6942, 7476, 8099, 10413, 11214, 13884, 16198, 20826, 22428, 24297, 32396, 41652, 48594, 69337, 72891, 97188, 138674, 145782, 208011, 277348, 291564, 416022, 485359, 624033, 832044, 901381, 970718, 1248066, 1456077, 1802762, 1941436, 2496132, 2704143, 2912154, 3605524, 4368231, 5408286, 5824308, 6170993, 6309667, 8112429, 8736462, 10816572, 12341986, 12619334, 16224858, 17472924, 18512979, 18929001, 24683972, 25238668, 32449716, 37025958, 37858002, 43196951, 55538937, 56787003, 74051916, 75716004, 80222909, 86393902, 111077874, 113574006, 129590853, 160445818, 172787804, 222155748, 227148012, 240668727, 259181706, 320891636, 388772559, 481337454, 518363412, 561560363, 722006181, 777545118, 962674908, 1123120726, 1444012362, 1555090236, 1684681089, 2246241452, 2888024724, 3369362178, 5054043267, 6738724356, 10108086534, 20216173068]

約数ペア:

[(1, 20216173068), (2, 10108086534), (3, 6738724356), (4, 5054043267), (6, 3369362178), (7, 2888024724), (9, 2246241452), (12, 1684681089), (13, 1555090236), (14, 1444012362), (18, 1123120726), (21, 962674908), (26, 777545118), (28, 722006181), (36, 561560363), (39, 518363412), (42, 481337454), (52, 388772559), (63, 320891636), (78, 259181706), (84, 240668727), (89, 227148012), (91, 222155748), (117, 172787804), (126, 160445818), (156, 129590853), (178, 113574006), (182, 111077874), (234, 86393902), (252, 80222909), (267, 75716004), (273, 74051916), (356, 56787003), (364, 55538937), (468, 43196951), (534, 37858002), (546, 37025958), (623, 32449716), (801, 25238668), (819, 24683972), (1068, 18929001), (1092, 18512979), (1157, 17472924), (1246, 16224858), (1602, 12619334), (1638, 12341986), (1869, 10816572), (2314, 8736462), (2492, 8112429), (3204, 6309667), (3276, 6170993), (3471, 5824308), (3738, 5408286), (4628, 4368231), (5607, 3605524), (6942, 2912154), (7476, 2704143), (8099, 2496132), (10413, 1941436), (11214, 1802762), (13884, 1456077), (16198, 1248066), (20826, 970718), (22428, 901381), (24297, 832044), (32396, 624033), (41652, 485359), (48594, 416022), (69337, 291564), (72891, 277348), (97188, 208011), (138674, 145782)]