39870896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2861}}^1$

素因数の和:2949

約数の個数: 40

約数和(自身を含む): 84463344

約数和(自身を除く): 44592448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 2861, 3484, 5722, 6968, 11444, 13936, 22888, 37193, 45776, 74386, 148772, 191687, 297544, 383374, 595088, 766748, 1533496, 2491931, 3066992, 4983862, 9967724, 19935448, 39870896]

約数ペア:

[(1, 39870896), (2, 19935448), (4, 9967724), (8, 4983862), (13, 3066992), (16, 2491931), (26, 1533496), (52, 766748), (67, 595088), (104, 383374), (134, 297544), (208, 191687), (268, 148772), (536, 74386), (871, 45776), (1072, 37193), (1742, 22888), (2861, 13936), (3484, 11444), (5722, 6968)]