20129718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9043}}^1$

素因数の和:9108

約数の個数: 32

約数和(自身を含む): 46884096

約数和(自身を除く): 26754378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9043, 18086, 27129, 54258, 63301, 126602, 189903, 379806, 479279, 958558, 1437837, 2875674, 3354953, 6709906, 10064859, 20129718]

約数ペア:

[(1, 20129718), (2, 10064859), (3, 6709906), (6, 3354953), (7, 2875674), (14, 1437837), (21, 958558), (42, 479279), (53, 379806), (106, 189903), (159, 126602), (318, 63301), (371, 54258), (742, 27129), (1113, 18086), (2226, 9043)]