39965718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1637}}^1$

素因数の和:1968

約数の個数: 32

約数和(自身を含む): 86407776

約数和(自身を除く): 46442058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 313, 626, 939, 1637, 1878, 3274, 4069, 4911, 8138, 9822, 12207, 21281, 24414, 42562, 63843, 127686, 512381, 1024762, 1537143, 3074286, 6660953, 13321906, 19982859, 39965718]

約数ペア:

[(1, 39965718), (2, 19982859), (3, 13321906), (6, 6660953), (13, 3074286), (26, 1537143), (39, 1024762), (78, 512381), (313, 127686), (626, 63843), (939, 42562), (1637, 24414), (1878, 21281), (3274, 12207), (4069, 9822), (4911, 8138)]