20951430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13177}}^1$

素因数の和:13240

約数の個数: 32

約数和(自身を含む): 51236064

約数和(自身を除く): 30284634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13177, 26354, 39531, 65885, 79062, 131770, 197655, 395310, 698381, 1396762, 2095143, 3491905, 4190286, 6983810, 10475715, 20951430]

約数ペア:

[(1, 20951430), (2, 10475715), (3, 6983810), (5, 4190286), (6, 3491905), (10, 2095143), (15, 1396762), (30, 698381), (53, 395310), (106, 197655), (159, 131770), (265, 79062), (318, 65885), (530, 39531), (795, 26354), (1590, 13177)]