18615702016

素因数分解:

$2^9\times {\mathrm{4397}}^1\times {\mathrm{8269}}^1$

素因数の和:12684

約数の個数: 40

約数和(自身を含む): 37208003580

約数和(自身を除く): 18592301564

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 4397, 8269, 8794, 16538, 17588, 33076, 35176, 66152, 70352, 132304, 140704, 264608, 281408, 529216, 562816, 1058432, 1125632, 2116864, 2251264, 4233728, 36358793, 72717586, 145435172, 290870344, 581740688, 1163481376, 2326962752, 4653925504, 9307851008, 18615702016]

約数ペア:

[(1, 18615702016), (2, 9307851008), (4, 4653925504), (8, 2326962752), (16, 1163481376), (32, 581740688), (64, 290870344), (128, 145435172), (256, 72717586), (512, 36358793), (4397, 4233728), (8269, 2251264), (8794, 2116864), (16538, 1125632), (17588, 1058432), (33076, 562816), (35176, 529216), (66152, 281408), (70352, 264608), (132304, 140704)]