19493796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{971}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 32760924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239, 478, 717, 956, 971, 1434, 1673, 1942, 2868, 2913, 3346, 3884, 5019, 5826, 6692, 6797, 10038, 11652, 13594, 20076, 20391, 27188, 40782, 81564, 232069, 464138, 696207, 928276, 1392414, 1624483, 2784828, 3248966, 4873449, 6497932, 9746898, 19493796]

約数ペア:

[(1, 19493796), (2, 9746898), (3, 6497932), (4, 4873449), (6, 3248966), (7, 2784828), (12, 1624483), (14, 1392414), (21, 928276), (28, 696207), (42, 464138), (84, 232069), (239, 81564), (478, 40782), (717, 27188), (956, 20391), (971, 20076), (1434, 13594), (1673, 11652), (1942, 10038), (2868, 6797), (2913, 6692), (3346, 5826), (3884, 5019)]