18914462

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 34394880

約数和(自身を除く): 15480418

約数列:

[1, 2, 7, 14, 19, 38, 133, 211, 266, 337, 422, 674, 1477, 2359, 2954, 4009, 4718, 6403, 8018, 12806, 28063, 44821, 56126, 71107, 89642, 142214, 497749, 995498, 1351033, 2702066, 9457231, 18914462]

約数ペア:

[(1, 18914462), (2, 9457231), (7, 2702066), (14, 1351033), (19, 995498), (38, 497749), (133, 142214), (211, 89642), (266, 71107), (337, 56126), (422, 44821), (674, 28063), (1477, 12806), (2359, 8018), (2954, 6403), (4009, 4718)]