20637154

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 34372800

約数和(自身を除く): 13735646

約数列:

[1, 2, 19, 29, 38, 58, 61, 122, 307, 551, 614, 1102, 1159, 1769, 2318, 3538, 5833, 8903, 11666, 17806, 18727, 33611, 37454, 67222, 169157, 338314, 355813, 543083, 711626, 1086166, 10318577, 20637154]

約数ペア:

[(1, 20637154), (2, 10318577), (19, 1086166), (29, 711626), (38, 543083), (58, 355813), (61, 338314), (122, 169157), (307, 67222), (551, 37454), (614, 33611), (1102, 18727), (1159, 17806), (1769, 11666), (2318, 8903), (3538, 5833)]