17912180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6263}}^1$

素因数の和:6296

約数の個数: 48

約数和(自身を含む): 44198784

約数和(自身を除く): 26286604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6263, 12526, 25052, 31315, 62630, 68893, 81419, 125260, 137786, 162838, 275572, 325676, 344465, 407095, 688930, 814190, 895609, 1377860, 1628380, 1791218, 3582436, 4478045, 8956090, 17912180]

約数ペア:

[(1, 17912180), (2, 8956090), (4, 4478045), (5, 3582436), (10, 1791218), (11, 1628380), (13, 1377860), (20, 895609), (22, 814190), (26, 688930), (44, 407095), (52, 344465), (55, 325676), (65, 275572), (110, 162838), (130, 137786), (143, 125260), (220, 81419), (260, 68893), (286, 62630), (572, 31315), (715, 25052), (1430, 12526), (2860, 6263)]