18348771

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 29062656

約数和(自身を除く): 10713885

約数列:

[1, 3, 7, 21, 41, 101, 123, 211, 287, 303, 633, 707, 861, 1477, 2121, 4141, 4431, 8651, 12423, 21311, 25953, 28987, 60557, 63933, 86961, 149177, 181671, 447531, 873751, 2621253, 6116257, 18348771]

約数ペア:

[(1, 18348771), (3, 6116257), (7, 2621253), (21, 873751), (41, 447531), (101, 181671), (123, 149177), (211, 86961), (287, 63933), (303, 60557), (633, 28987), (707, 25953), (861, 21311), (1477, 12423), (2121, 8651), (4141, 4431)]