18293499

素因数分解:

$3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{641}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 31226880

約数和(自身を除く): 12933381

約数列:

[1, 3, 7, 9, 21, 27, 63, 151, 189, 453, 641, 1057, 1359, 1923, 3171, 4077, 4487, 5769, 9513, 13461, 17307, 28539, 40383, 96791, 121149, 290373, 677537, 871119, 2032611, 2613357, 6097833, 18293499]

約数ペア:

[(1, 18293499), (3, 6097833), (7, 2613357), (9, 2032611), (21, 871119), (27, 677537), (63, 290373), (151, 121149), (189, 96791), (453, 40383), (641, 28539), (1057, 17307), (1359, 13461), (1923, 9513), (3171, 5769), (4077, 4487)]