18634174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 32215680

約数和(自身を除く): 13581506

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 563, 871, 1126, 1273, 1742, 2546, 7319, 10697, 14638, 16549, 21394, 33098, 37721, 75442, 139061, 278122, 490373, 716699, 980746, 1433398, 9317087, 18634174]

約数ペア:

[(1, 18634174), (2, 9317087), (13, 1433398), (19, 980746), (26, 716699), (38, 490373), (67, 278122), (134, 139061), (247, 75442), (494, 37721), (563, 33098), (871, 21394), (1126, 16549), (1273, 14638), (1742, 10697), (2546, 7319)]