18476199

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 32707584

約数和(自身を除く): 14231385

約数列:

[1, 3, 7, 9, 21, 23, 41, 63, 69, 123, 161, 207, 287, 311, 369, 483, 861, 933, 943, 1449, 2177, 2583, 2799, 2829, 6531, 6601, 7153, 8487, 12751, 19593, 19803, 21459, 38253, 50071, 59409, 64377, 89257, 114759, 150213, 267771, 293273, 450639, 803313, 879819, 2052911, 2639457, 6158733, 18476199]

約数ペア:

[(1, 18476199), (3, 6158733), (7, 2639457), (9, 2052911), (21, 879819), (23, 803313), (41, 450639), (63, 293273), (69, 267771), (123, 150213), (161, 114759), (207, 89257), (287, 64377), (311, 59409), (369, 50071), (483, 38253), (861, 21459), (933, 19803), (943, 19593), (1449, 12751), (2177, 8487), (2583, 7153), (2799, 6601), (2829, 6531)]