18853508740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1616939}}^1$

素因数の和:1617012

約数の個数: 48

約数和(自身を含む): 44006639040

約数和(自身を除く): 25153130300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 1616939, 3233878, 6467756, 8084695, 16169390, 17786329, 32338780, 35572658, 71145316, 85697767, 88931645, 171395534, 177863290, 342791068, 355726580, 428488835, 856977670, 942675437, 1713955340, 1885350874, 3770701748, 4713377185, 9426754370, 18853508740]

約数ペア:

[(1, 18853508740), (2, 9426754370), (4, 4713377185), (5, 3770701748), (10, 1885350874), (11, 1713955340), (20, 942675437), (22, 856977670), (44, 428488835), (53, 355726580), (55, 342791068), (106, 177863290), (110, 171395534), (212, 88931645), (220, 85697767), (265, 71145316), (530, 35572658), (583, 32338780), (1060, 17786329), (1166, 16169390), (2332, 8084695), (2915, 6467756), (5830, 3233878), (11660, 1616939)]