28195684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5879}}^1$

素因数の和:6003

約数の個数: 24

約数和(自身を含む): 54331200

約数和(自身を除く): 26135516

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 5879, 11758, 23516, 64669, 129338, 258676, 640811, 1281622, 2563244, 7048921, 14097842, 28195684]

約数ペア:

[(1, 28195684), (2, 14097842), (4, 7048921), (11, 2563244), (22, 1281622), (44, 640811), (109, 258676), (218, 129338), (436, 64669), (1199, 23516), (2398, 11758), (4796, 5879)]