39218192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{461}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 82208280

約数和(自身を除く): 42990088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 461, 818, 922, 1636, 1844, 3272, 3688, 5317, 5993, 6544, 7376, 10634, 11986, 21268, 23972, 42536, 47944, 85072, 95888, 188549, 377098, 754196, 1508392, 2451137, 3016784, 4902274, 9804548, 19609096, 39218192]

約数ペア:

[(1, 39218192), (2, 19609096), (4, 9804548), (8, 4902274), (13, 3016784), (16, 2451137), (26, 1508392), (52, 754196), (104, 377098), (208, 188549), (409, 95888), (461, 85072), (818, 47944), (922, 42536), (1636, 23972), (1844, 21268), (3272, 11986), (3688, 10634), (5317, 7376), (5993, 6544)]