18310604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 18945076

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 431, 494, 559, 817, 862, 988, 1118, 1634, 1724, 2236, 3268, 5603, 8189, 10621, 11206, 16378, 18533, 21242, 22412, 32756, 37066, 42484, 74132, 106457, 212914, 240929, 352127, 425828, 481858, 704254, 963716, 1408508, 4577651, 9155302, 18310604]

約数ペア:

[(1, 18310604), (2, 9155302), (4, 4577651), (13, 1408508), (19, 963716), (26, 704254), (38, 481858), (43, 425828), (52, 352127), (76, 240929), (86, 212914), (172, 106457), (247, 74132), (431, 42484), (494, 37066), (559, 32756), (817, 22412), (862, 21242), (988, 18533), (1118, 16378), (1634, 11206), (1724, 10621), (2236, 8189), (3268, 5603)]