38996984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{659}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 79002000

約数和(自身を除く): 40005016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 569, 659, 1138, 1318, 2276, 2636, 4552, 5272, 7397, 8567, 14794, 17134, 29588, 34268, 59176, 68536, 374971, 749942, 1499884, 2999768, 4874623, 9749246, 19498492, 38996984]

約数ペア:

[(1, 38996984), (2, 19498492), (4, 9749246), (8, 4874623), (13, 2999768), (26, 1499884), (52, 749942), (104, 374971), (569, 68536), (659, 59176), (1138, 34268), (1318, 29588), (2276, 17134), (2636, 14794), (4552, 8567), (5272, 7397)]