19534190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8839}}^1$

素因数の和:8876

約数の個数: 32

約数和(自身を含む): 40098240

約数和(自身を除く): 20564050

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8839, 17678, 44195, 88390, 114907, 150263, 229814, 300526, 574535, 751315, 1149070, 1502630, 1953419, 3906838, 9767095, 19534190]

約数ペア:

[(1, 19534190), (2, 9767095), (5, 3906838), (10, 1953419), (13, 1502630), (17, 1149070), (26, 751315), (34, 574535), (65, 300526), (85, 229814), (130, 150263), (170, 114907), (221, 88390), (442, 44195), (1105, 17678), (2210, 8839)]