18313652

素因数分解:

$2^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:660

約数の個数: 36

約数和(自身を含む): 37537920

約数和(自身を除く): 19224268

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 223, 419, 446, 838, 892, 1561, 1676, 2933, 3122, 5866, 6244, 10927, 11732, 20531, 21854, 41062, 43708, 82124, 93437, 186874, 373748, 654059, 1308118, 2616236, 4578413, 9156826, 18313652]

約数ペア:

[(1, 18313652), (2, 9156826), (4, 4578413), (7, 2616236), (14, 1308118), (28, 654059), (49, 373748), (98, 186874), (196, 93437), (223, 82124), (419, 43708), (446, 41062), (838, 21854), (892, 20531), (1561, 11732), (1676, 10927), (2933, 6244), (3122, 5866)]