18741674

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 33336576

約数和(自身を除く): 14594902

約数列:

[1, 2, 7, 14, 41, 82, 103, 206, 287, 317, 574, 634, 721, 1442, 2219, 4223, 4438, 8446, 12997, 25994, 29561, 32651, 59122, 65302, 90979, 181958, 228557, 457114, 1338691, 2677382, 9370837, 18741674]

約数ペア:

[(1, 18741674), (2, 9370837), (7, 2677382), (14, 1338691), (41, 457114), (82, 228557), (103, 181958), (206, 90979), (287, 65302), (317, 59122), (574, 32651), (634, 29561), (721, 25994), (1442, 12997), (2219, 8446), (4223, 4438)]