19403514

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 45778824

約数和(自身を除く): 26375310

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 101, 117, 202, 234, 303, 606, 821, 909, 1313, 1642, 1818, 2463, 2626, 3939, 4926, 7389, 7878, 10673, 11817, 14778, 21346, 23634, 32019, 64038, 82921, 96057, 165842, 192114, 248763, 497526, 746289, 1077973, 1492578, 2155946, 3233919, 6467838, 9701757, 19403514]

約数ペア:

[(1, 19403514), (2, 9701757), (3, 6467838), (6, 3233919), (9, 2155946), (13, 1492578), (18, 1077973), (26, 746289), (39, 497526), (78, 248763), (101, 192114), (117, 165842), (202, 96057), (234, 82921), (303, 64038), (606, 32019), (821, 23634), (909, 21346), (1313, 14778), (1642, 11817), (1818, 10673), (2463, 7878), (2626, 7389), (3939, 4926)]