39391928

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 75460800

約数和(自身を除く): 36068872

約数列:

[1, 2, 4, 8, 79, 157, 158, 314, 316, 397, 628, 632, 794, 1256, 1588, 3176, 12403, 24806, 31363, 49612, 62329, 62726, 99224, 124658, 125452, 249316, 250904, 498632, 4923991, 9847982, 19695964, 39391928]

約数ペア:

[(1, 39391928), (2, 19695964), (4, 9847982), (8, 4923991), (79, 498632), (157, 250904), (158, 249316), (314, 125452), (316, 124658), (397, 99224), (628, 62726), (632, 62329), (794, 49612), (1256, 31363), (1588, 24806), (3176, 12403)]