18278130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46867}}^1$

素因数の和:46890

約数の個数: 32

約数和(自身を含む): 47242944

約数和(自身を除く): 28964814

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 46867, 93734, 140601, 234335, 281202, 468670, 609271, 703005, 1218542, 1406010, 1827813, 3046355, 3655626, 6092710, 9139065, 18278130]

約数ペア:

[(1, 18278130), (2, 9139065), (3, 6092710), (5, 3655626), (6, 3046355), (10, 1827813), (13, 1406010), (15, 1218542), (26, 703005), (30, 609271), (39, 468670), (65, 281202), (78, 234335), (130, 140601), (195, 93734), (390, 46867)]