18740346

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3823}}^1$

素因数の和:3890

約数の個数: 32

約数和(自身を含む): 40381440

約数和(自身を除く): 21641094

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 3823, 4902, 7646, 11469, 22938, 72637, 145274, 164389, 217911, 328778, 435822, 493167, 986334, 3123391, 6246782, 9370173, 18740346]

約数ペア:

[(1, 18740346), (2, 9370173), (3, 6246782), (6, 3123391), (19, 986334), (38, 493167), (43, 435822), (57, 328778), (86, 217911), (114, 164389), (129, 145274), (258, 72637), (817, 22938), (1634, 11469), (2451, 7646), (3823, 4902)]