19932806

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 13089274

約数列:

[1, 2, 17, 34, 41, 79, 82, 158, 181, 362, 697, 1343, 1394, 2686, 3077, 3239, 6154, 6478, 7421, 14299, 14842, 28598, 55063, 110126, 126157, 243083, 252314, 486166, 586259, 1172518, 9966403, 19932806]

約数ペア:

[(1, 19932806), (2, 9966403), (17, 1172518), (34, 586259), (41, 486166), (79, 252314), (82, 243083), (158, 126157), (181, 110126), (362, 55063), (697, 28598), (1343, 14842), (1394, 14299), (2686, 7421), (3077, 6478), (3239, 6154)]