19929936

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:125

約数の個数: 120

約数和(自身を含む): 59822560

約数和(自身を除く): 39892624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 41, 48, 52, 57, 76, 78, 82, 104, 114, 123, 152, 156, 164, 208, 228, 246, 247, 304, 312, 328, 456, 492, 494, 533, 624, 656, 741, 779, 912, 984, 988, 1066, 1482, 1558, 1599, 1681, 1968, 1976, 2132, 2337, 2964, 3116, 3198, 3362, 3952, 4264, 4674, 5043, 5928, 6232, 6396, 6724, 8528, 9348, 10086, 10127, 11856, 12464, 12792, 13448, 18696, 20172, 20254, 21853, 25584, 26896, 30381, 31939, 37392, 40344, 40508, 43706, 60762, 63878, 65559, 80688, 81016, 87412, 95817, 121524, 127756, 131118, 162032, 174824, 191634, 243048, 255512, 262236, 349648, 383268, 415207, 486096, 511024, 524472, 766536, 830414, 1048944, 1245621, 1533072, 1660828, 2491242, 3321656, 4982484, 6643312, 9964968, 19929936]

約数ペア:

[(1, 19929936), (2, 9964968), (3, 6643312), (4, 4982484), (6, 3321656), (8, 2491242), (12, 1660828), (13, 1533072), (16, 1245621), (19, 1048944), (24, 830414), (26, 766536), (38, 524472), (39, 511024), (41, 486096), (48, 415207), (52, 383268), (57, 349648), (76, 262236), (78, 255512), (82, 243048), (104, 191634), (114, 174824), (123, 162032), (152, 131118), (156, 127756), (164, 121524), (208, 95817), (228, 87412), (246, 81016), (247, 80688), (304, 65559), (312, 63878), (328, 60762), (456, 43706), (492, 40508), (494, 40344), (533, 37392), (624, 31939), (656, 30381), (741, 26896), (779, 25584), (912, 21853), (984, 20254), (988, 20172), (1066, 18696), (1482, 13448), (1558, 12792), (1599, 12464), (1681, 11856), (1968, 10127), (1976, 10086), (2132, 9348), (2337, 8528), (2964, 6724), (3116, 6396), (3198, 6232), (3362, 5928), (3952, 5043), (4264, 4674)]