19422390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49801}}^1$

素因数の和:49824

約数の個数: 32

約数和(自身を含む): 50200416

約数和(自身を除く): 30778026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49801, 99602, 149403, 249005, 298806, 498010, 647413, 747015, 1294826, 1494030, 1942239, 3237065, 3884478, 6474130, 9711195, 19422390]

約数ペア:

[(1, 19422390), (2, 9711195), (3, 6474130), (5, 3884478), (6, 3237065), (10, 1942239), (13, 1494030), (15, 1294826), (26, 747015), (30, 647413), (39, 498010), (65, 298806), (78, 249005), (130, 149403), (195, 99602), (390, 49801)]