18958922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8179}}^1$

素因数の和:8261

約数の個数: 16

約数和(自身を含む): 30429600

約数和(自身を除く): 11470678

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8179, 16358, 155401, 310802, 498919, 997838, 9479461, 18958922]

約数ペア:

[(1, 18958922), (2, 9479461), (19, 997838), (38, 498919), (61, 310802), (122, 155401), (1159, 16358), (2318, 8179)]