18444854168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{261971}}^1$

素因数の和:262667

約数の個数: 32

約数和(自身を含む): 37299573360

約数和(自身を除く): 18854719192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 677, 1354, 2708, 5416, 8801, 17602, 35204, 70408, 261971, 523942, 1047884, 2095768, 3405623, 6811246, 13622492, 27244984, 177354367, 354708734, 709417468, 1418834936, 2305606771, 4611213542, 9222427084, 18444854168]

約数ペア:

[(1, 18444854168), (2, 9222427084), (4, 4611213542), (8, 2305606771), (13, 1418834936), (26, 709417468), (52, 354708734), (104, 177354367), (677, 27244984), (1354, 13622492), (2708, 6811246), (5416, 3405623), (8801, 2095768), (17602, 1047884), (35204, 523942), (70408, 261971)]