19819696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95287}}^1$

素因数の和:95308

約数の個数: 20

約数和(自身を含む): 41354992

約数和(自身を除く): 21535296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95287, 190574, 381148, 762296, 1238731, 1524592, 2477462, 4954924, 9909848, 19819696]

約数ペア:

[(1, 19819696), (2, 9909848), (4, 4954924), (8, 2477462), (13, 1524592), (16, 1238731), (26, 762296), (52, 381148), (104, 190574), (208, 95287)]