18998528

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1642

約数の個数: 36

約数和(自身を含む): 38754240

約数和(自身を除く): 19755712

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 752, 1504, 1579, 3008, 3158, 6016, 6316, 12032, 12632, 25264, 50528, 74213, 101056, 148426, 202112, 296852, 404224, 593704, 1187408, 2374816, 4749632, 9499264, 18998528]

約数ペア:

[(1, 18998528), (2, 9499264), (4, 4749632), (8, 2374816), (16, 1187408), (32, 593704), (47, 404224), (64, 296852), (94, 202112), (128, 148426), (188, 101056), (256, 74213), (376, 50528), (752, 25264), (1504, 12632), (1579, 12032), (3008, 6316), (3158, 6016)]