20368984

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3571}}^1$

素因数の和:3631

約数の個数: 32

約数和(自身を含む): 41149440

約数和(自身を除く): 20780456

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 2852, 3571, 5704, 7142, 14284, 28568, 82133, 110701, 164266, 221402, 328532, 442804, 657064, 885608, 2546123, 5092246, 10184492, 20368984]

約数ペア:

[(1, 20368984), (2, 10184492), (4, 5092246), (8, 2546123), (23, 885608), (31, 657064), (46, 442804), (62, 328532), (92, 221402), (124, 164266), (184, 110701), (248, 82133), (713, 28568), (1426, 14284), (2852, 7142), (3571, 5704)]