20124737668

素因数分解:

$2^2\times 7^2\times {\mathrm{7949}}^1\times {\mathrm{12917}}^1$

素因数の和:20884

約数の個数: 36

約数和(自身を含む): 40976541900

約数和(自身を除く): 20851804232

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 7949, 12917, 15898, 25834, 31796, 51668, 55643, 90419, 111286, 180838, 222572, 361676, 389501, 632933, 779002, 1265866, 1558004, 2531732, 102677233, 205354466, 410708932, 718740631, 1437481262, 2874962524, 5031184417, 10062368834, 20124737668]

約数ペア:

[(1, 20124737668), (2, 10062368834), (4, 5031184417), (7, 2874962524), (14, 1437481262), (28, 718740631), (49, 410708932), (98, 205354466), (196, 102677233), (7949, 2531732), (12917, 1558004), (15898, 1265866), (25834, 779002), (31796, 632933), (51668, 389501), (55643, 361676), (90419, 222572), (111286, 180838)]