38540816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1431

約数の個数: 40

約数和(自身を含む): 79474080

約数和(自身を除く): 40933264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1307, 1552, 1843, 2614, 3686, 5228, 7372, 10456, 14744, 20912, 24833, 29488, 49666, 99332, 126779, 198664, 253558, 397328, 507116, 1014232, 2028464, 2408801, 4817602, 9635204, 19270408, 38540816]

約数ペア:

[(1, 38540816), (2, 19270408), (4, 9635204), (8, 4817602), (16, 2408801), (19, 2028464), (38, 1014232), (76, 507116), (97, 397328), (152, 253558), (194, 198664), (304, 126779), (388, 99332), (776, 49666), (1307, 29488), (1552, 24833), (1843, 20912), (2614, 14744), (3686, 10456), (5228, 7372)]