18955272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6637}}^1$

素因数の和:6670

約数の個数: 64

約数和(自身を含む): 57352320

約数和(自身を除く): 38397048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 6637, 13274, 19911, 26548, 39822, 46459, 53096, 79644, 92918, 112829, 139377, 159288, 185836, 225658, 278754, 338487, 371672, 451316, 557508, 676974, 789803, 902632, 1115016, 1353948, 1579606, 2369409, 2707896, 3159212, 4738818, 6318424, 9477636, 18955272]

約数ペア:

[(1, 18955272), (2, 9477636), (3, 6318424), (4, 4738818), (6, 3159212), (7, 2707896), (8, 2369409), (12, 1579606), (14, 1353948), (17, 1115016), (21, 902632), (24, 789803), (28, 676974), (34, 557508), (42, 451316), (51, 371672), (56, 338487), (68, 278754), (84, 225658), (102, 185836), (119, 159288), (136, 139377), (168, 112829), (204, 92918), (238, 79644), (357, 53096), (408, 46459), (476, 39822), (714, 26548), (952, 19911), (1428, 13274), (2856, 6637)]