39814216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 85377600

約数和(自身を除く): 45563384

約数列:

[1, 2, 4, 8, 13, 26, 29, 43, 52, 58, 86, 104, 116, 172, 232, 307, 344, 377, 559, 614, 754, 1118, 1228, 1247, 1508, 2236, 2456, 2494, 3016, 3991, 4472, 4988, 7982, 8903, 9976, 13201, 15964, 16211, 17806, 26402, 31928, 32422, 35612, 52804, 64844, 71224, 105608, 115739, 129688, 171613, 231478, 343226, 382829, 462956, 686452, 765658, 925912, 1372904, 1531316, 3062632, 4976777, 9953554, 19907108, 39814216]

約数ペア:

[(1, 39814216), (2, 19907108), (4, 9953554), (8, 4976777), (13, 3062632), (26, 1531316), (29, 1372904), (43, 925912), (52, 765658), (58, 686452), (86, 462956), (104, 382829), (116, 343226), (172, 231478), (232, 171613), (307, 129688), (344, 115739), (377, 105608), (559, 71224), (614, 64844), (754, 52804), (1118, 35612), (1228, 32422), (1247, 31928), (1508, 26402), (2236, 17806), (2456, 16211), (2494, 15964), (3016, 13201), (3991, 9976), (4472, 8903), (4988, 7982)]