20683711288

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{2459}}^1$

素因数の和:2840

約数の個数: 64

約数和(自身を含む): 40321663200

約数和(自身を除く): 19637951912

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 181, 296, 314, 362, 628, 724, 1256, 1448, 2459, 4918, 5809, 6697, 9836, 11618, 13394, 19672, 23236, 26788, 28417, 46472, 53576, 56834, 90983, 113668, 181966, 227336, 363932, 386063, 445079, 727864, 772126, 890158, 1051429, 1544252, 1780316, 2102858, 3088504, 3560632, 4205716, 8411432, 14284331, 16467923, 28568662, 32935846, 57137324, 65871692, 69877403, 114274648, 131743384, 139754806, 279509612, 559019224, 2585463911, 5170927822, 10341855644, 20683711288]

約数ペア:

[(1, 20683711288), (2, 10341855644), (4, 5170927822), (8, 2585463911), (37, 559019224), (74, 279509612), (148, 139754806), (157, 131743384), (181, 114274648), (296, 69877403), (314, 65871692), (362, 57137324), (628, 32935846), (724, 28568662), (1256, 16467923), (1448, 14284331), (2459, 8411432), (4918, 4205716), (5809, 3560632), (6697, 3088504), (9836, 2102858), (11618, 1780316), (13394, 1544252), (19672, 1051429), (23236, 890158), (26788, 772126), (28417, 727864), (46472, 445079), (53576, 386063), (56834, 363932), (90983, 227336), (113668, 181966)]