19890592

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20051}}^1$

素因数の和:20092

約数の個数: 24

約数和(自身を含む): 40424832

約数和(自身を除く): 20534240

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20051, 40102, 80204, 160408, 320816, 621581, 641632, 1243162, 2486324, 4972648, 9945296, 19890592]

約数ペア:

[(1, 19890592), (2, 9945296), (4, 4972648), (8, 2486324), (16, 1243162), (31, 641632), (32, 621581), (62, 320816), (124, 160408), (248, 80204), (496, 40102), (992, 20051)]