38757784

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 79714800

約数和(自身を除く): 40957016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 169, 218, 263, 338, 436, 526, 676, 872, 1052, 1352, 1417, 2104, 2834, 3419, 5668, 6838, 11336, 13676, 18421, 27352, 28667, 36842, 44447, 57334, 73684, 88894, 114668, 147368, 177788, 229336, 355576, 372671, 745342, 1490684, 2981368, 4844723, 9689446, 19378892, 38757784]

約数ペア:

[(1, 38757784), (2, 19378892), (4, 9689446), (8, 4844723), (13, 2981368), (26, 1490684), (52, 745342), (104, 372671), (109, 355576), (169, 229336), (218, 177788), (263, 147368), (338, 114668), (436, 88894), (526, 73684), (676, 57334), (872, 44447), (1052, 36842), (1352, 28667), (1417, 27352), (2104, 18421), (2834, 13676), (3419, 11336), (5668, 6838)]