20558032

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6871}}^1$

素因数の和:6907

約数の個数: 40

約数和(自身を含む): 46014912

約数和(自身を除く): 25456880

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6871, 13742, 27484, 54968, 75581, 109936, 116807, 151162, 233614, 302324, 467228, 604648, 934456, 1209296, 1284877, 1868912, 2569754, 5139508, 10279016, 20558032]

約数ペア:

[(1, 20558032), (2, 10279016), (4, 5139508), (8, 2569754), (11, 1868912), (16, 1284877), (17, 1209296), (22, 934456), (34, 604648), (44, 467228), (68, 302324), (88, 233614), (136, 151162), (176, 116807), (187, 109936), (272, 75581), (374, 54968), (748, 27484), (1496, 13742), (2992, 6871)]