18470816

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6343}}^1$

素因数の和:6373

約数の個数: 48

約数和(自身を含む): 44763264

約数和(自身を除く): 26292448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6343, 12686, 25372, 44401, 50744, 82459, 88802, 101488, 164918, 177604, 202976, 329836, 355208, 577213, 659672, 710416, 1154426, 1319344, 1420832, 2308852, 2638688, 4617704, 9235408, 18470816]

約数ペア:

[(1, 18470816), (2, 9235408), (4, 4617704), (7, 2638688), (8, 2308852), (13, 1420832), (14, 1319344), (16, 1154426), (26, 710416), (28, 659672), (32, 577213), (52, 355208), (56, 329836), (91, 202976), (104, 177604), (112, 164918), (182, 101488), (208, 88802), (224, 82459), (364, 50744), (416, 44401), (728, 25372), (1456, 12686), (2912, 6343)]