20368456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1301}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 40622400

約数和(自身を除く): 20253944

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1301, 1957, 2602, 3914, 5204, 7828, 10408, 15656, 24719, 49438, 98876, 134003, 197752, 268006, 536012, 1072024, 2546057, 5092114, 10184228, 20368456]

約数ペア:

[(1, 20368456), (2, 10184228), (4, 5092114), (8, 2546057), (19, 1072024), (38, 536012), (76, 268006), (103, 197752), (152, 134003), (206, 98876), (412, 49438), (824, 24719), (1301, 15656), (1957, 10408), (2602, 7828), (3914, 5204)]