39115984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{577}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 80272640

約数和(自身を除く): 41156656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 223, 304, 446, 577, 892, 1154, 1784, 2308, 3568, 4237, 4616, 8474, 9232, 10963, 16948, 21926, 33896, 43852, 67792, 87704, 128671, 175408, 257342, 514684, 1029368, 2058736, 2444749, 4889498, 9778996, 19557992, 39115984]

約数ペア:

[(1, 39115984), (2, 19557992), (4, 9778996), (8, 4889498), (16, 2444749), (19, 2058736), (38, 1029368), (76, 514684), (152, 257342), (223, 175408), (304, 128671), (446, 87704), (577, 67792), (892, 43852), (1154, 33896), (1784, 21926), (2308, 16948), (3568, 10963), (4237, 9232), (4616, 8474)]