18902490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21727}}^1$

素因数の和:21766

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 28029990

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21727, 43454, 65181, 108635, 130362, 217270, 325905, 630083, 651810, 1260166, 1890249, 3150415, 3780498, 6300830, 9451245, 18902490]

約数ペア:

[(1, 18902490), (2, 9451245), (3, 6300830), (5, 3780498), (6, 3150415), (10, 1890249), (15, 1260166), (29, 651810), (30, 630083), (58, 325905), (87, 217270), (145, 130362), (174, 108635), (290, 65181), (435, 43454), (870, 21727)]