39959816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1723}}^1$

素因数の和:1965

約数の個数: 32

約数和(自身を含む): 81096960

約数和(自身を除く): 41137144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1723, 1784, 2899, 3446, 5798, 6892, 11596, 13784, 22399, 23192, 44798, 89596, 179192, 384229, 768458, 1536916, 3073832, 4994977, 9989954, 19979908, 39959816]

約数ペア:

[(1, 39959816), (2, 19979908), (4, 9989954), (8, 4994977), (13, 3073832), (26, 1536916), (52, 768458), (104, 384229), (223, 179192), (446, 89596), (892, 44798), (1723, 23192), (1784, 22399), (2899, 13784), (3446, 11596), (5798, 6892)]