20118384

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1015

約数の個数: 120

約数和(自身を含む): 66214512

約数和(自身を除く): 46096128

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 144, 156, 176, 198, 208, 234, 264, 286, 312, 396, 429, 468, 528, 572, 624, 792, 858, 936, 977, 1144, 1287, 1584, 1716, 1872, 1954, 2288, 2574, 2931, 3432, 3908, 5148, 5862, 6864, 7816, 8793, 10296, 10747, 11724, 12701, 15632, 17586, 20592, 21494, 23448, 25402, 32241, 35172, 38103, 42988, 46896, 50804, 64482, 70344, 76206, 85976, 96723, 101608, 114309, 128964, 139711, 140688, 152412, 171952, 193446, 203216, 228618, 257928, 279422, 304824, 386892, 419133, 457236, 515856, 558844, 609648, 773784, 838266, 914472, 1117688, 1257399, 1547568, 1676532, 1828944, 2235376, 2514798, 3353064, 5029596, 6706128, 10059192, 20118384]

約数ペア:

[(1, 20118384), (2, 10059192), (3, 6706128), (4, 5029596), (6, 3353064), (8, 2514798), (9, 2235376), (11, 1828944), (12, 1676532), (13, 1547568), (16, 1257399), (18, 1117688), (22, 914472), (24, 838266), (26, 773784), (33, 609648), (36, 558844), (39, 515856), (44, 457236), (48, 419133), (52, 386892), (66, 304824), (72, 279422), (78, 257928), (88, 228618), (99, 203216), (104, 193446), (117, 171952), (132, 152412), (143, 140688), (144, 139711), (156, 128964), (176, 114309), (198, 101608), (208, 96723), (234, 85976), (264, 76206), (286, 70344), (312, 64482), (396, 50804), (429, 46896), (468, 42988), (528, 38103), (572, 35172), (624, 32241), (792, 25402), (858, 23448), (936, 21494), (977, 20592), (1144, 17586), (1287, 15632), (1584, 12701), (1716, 11724), (1872, 10747), (1954, 10296), (2288, 8793), (2574, 7816), (2931, 6864), (3432, 5862), (3908, 5148)]