18207488

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{5471}}^1$

素因数の和:5500

約数の個数: 36

約数和(自身を含む): 39146688

約数和(自身を除く): 20939200

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 5471, 10942, 21884, 43768, 71123, 87536, 142246, 175072, 284492, 350144, 568984, 700288, 1137968, 1400576, 2275936, 4551872, 9103744, 18207488]

約数ペア:

[(1, 18207488), (2, 9103744), (4, 4551872), (8, 2275936), (13, 1400576), (16, 1137968), (26, 700288), (32, 568984), (52, 350144), (64, 284492), (104, 175072), (128, 142246), (208, 87536), (256, 71123), (416, 43768), (832, 21884), (1664, 10942), (3328, 5471)]