18841836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 47628000

約数和(自身を除く): 28786164

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 269, 449, 538, 807, 898, 1076, 1347, 1614, 1796, 2694, 3228, 3497, 5388, 5837, 6994, 10491, 11674, 13988, 17511, 20982, 23348, 35022, 41964, 70044, 120781, 241562, 362343, 483124, 724686, 1449372, 1570153, 3140306, 4710459, 6280612, 9420918, 18841836]

約数ペア:

[(1, 18841836), (2, 9420918), (3, 6280612), (4, 4710459), (6, 3140306), (12, 1570153), (13, 1449372), (26, 724686), (39, 483124), (52, 362343), (78, 241562), (156, 120781), (269, 70044), (449, 41964), (538, 35022), (807, 23348), (898, 20982), (1076, 17511), (1347, 13988), (1614, 11674), (1796, 10491), (2694, 6994), (3228, 5837), (3497, 5388)]