20776462

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2111}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 38522880

約数和(自身を除く): 17746418

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 2111, 4222, 4921, 9842, 14777, 29554, 40109, 78107, 80218, 156214, 280763, 546749, 561526, 1093498, 1484033, 2968066, 10388231, 20776462]

約数ペア:

[(1, 20776462), (2, 10388231), (7, 2968066), (14, 1484033), (19, 1093498), (37, 561526), (38, 546749), (74, 280763), (133, 156214), (259, 80218), (266, 78107), (518, 40109), (703, 29554), (1406, 14777), (2111, 9842), (4222, 4921)]