1881103664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3583}}^1$

素因数の和:3778

約数の個数: 80

約数和(自身を含む): 4213063680

約数和(自身を除く): 2331960016

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 157, 176, 209, 304, 314, 418, 628, 836, 1256, 1672, 1727, 2512, 2983, 3344, 3454, 3583, 5966, 6908, 7166, 11932, 13816, 14332, 23864, 27632, 28664, 32813, 39413, 47728, 57328, 65626, 68077, 78826, 131252, 136154, 157652, 262504, 272308, 315304, 525008, 544616, 562531, 630608, 748847, 1089232, 1125062, 1497694, 2250124, 2995388, 4500248, 5990776, 6187841, 9000496, 10688089, 11981552, 12375682, 21376178, 24751364, 42752356, 49502728, 85504712, 99005456, 117568979, 171009424, 235137958, 470275916, 940551832, 1881103664]

約数ペア:

[(1, 1881103664), (2, 940551832), (4, 470275916), (8, 235137958), (11, 171009424), (16, 117568979), (19, 99005456), (22, 85504712), (38, 49502728), (44, 42752356), (76, 24751364), (88, 21376178), (152, 12375682), (157, 11981552), (176, 10688089), (209, 9000496), (304, 6187841), (314, 5990776), (418, 4500248), (628, 2995388), (836, 2250124), (1256, 1497694), (1672, 1125062), (1727, 1089232), (2512, 748847), (2983, 630608), (3344, 562531), (3454, 544616), (3583, 525008), (5966, 315304), (6908, 272308), (7166, 262504), (11932, 157652), (13816, 136154), (14332, 131252), (23864, 78826), (27632, 68077), (28664, 65626), (32813, 57328), (39413, 47728)]