18402153

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 32901120

約数和(自身を除く): 14498967

約数列:

[1, 3, 7, 11, 21, 29, 33, 41, 67, 77, 87, 123, 201, 203, 231, 287, 319, 451, 469, 609, 737, 861, 957, 1189, 1353, 1407, 1943, 2211, 2233, 2747, 3157, 3567, 5159, 5829, 6699, 8241, 8323, 9471, 13079, 13601, 15477, 19229, 21373, 24969, 30217, 39237, 40803, 57687, 64119, 79663, 90651, 91553, 149611, 211519, 238989, 274659, 448833, 557641, 634557, 876293, 1672923, 2628879, 6134051, 18402153]

約数ペア:

[(1, 18402153), (3, 6134051), (7, 2628879), (11, 1672923), (21, 876293), (29, 634557), (33, 557641), (41, 448833), (67, 274659), (77, 238989), (87, 211519), (123, 149611), (201, 91553), (203, 90651), (231, 79663), (287, 64119), (319, 57687), (451, 40803), (469, 39237), (609, 30217), (737, 24969), (861, 21373), (957, 19229), (1189, 15477), (1353, 13601), (1407, 13079), (1943, 9471), (2211, 8323), (2233, 8241), (2747, 6699), (3157, 5829), (3567, 5159)]