20584070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 40158720

約数和(自身を除く): 19574650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 829, 955, 1658, 1910, 2483, 4145, 4966, 8290, 10777, 12415, 21554, 24830, 53885, 107770, 158339, 316678, 791695, 1583390, 2058407, 4116814, 10292035, 20584070]

約数ペア:

[(1, 20584070), (2, 10292035), (5, 4116814), (10, 2058407), (13, 1583390), (26, 791695), (65, 316678), (130, 158339), (191, 107770), (382, 53885), (829, 24830), (955, 21554), (1658, 12415), (1910, 10777), (2483, 8290), (4145, 4966)]