18988116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13297}}^1$

素因数の和:13328

約数の個数: 48

約数和(自身を含む): 53617536

約数和(自身を除く): 34629420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13297, 26594, 39891, 53188, 79782, 93079, 159564, 186158, 226049, 279237, 372316, 452098, 558474, 678147, 904196, 1116948, 1356294, 1582343, 2712588, 3164686, 4747029, 6329372, 9494058, 18988116]

約数ペア:

[(1, 18988116), (2, 9494058), (3, 6329372), (4, 4747029), (6, 3164686), (7, 2712588), (12, 1582343), (14, 1356294), (17, 1116948), (21, 904196), (28, 678147), (34, 558474), (42, 452098), (51, 372316), (68, 279237), (84, 226049), (102, 186158), (119, 159564), (204, 93079), (238, 79782), (357, 53188), (476, 39891), (714, 26594), (1428, 13297)]