19654316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 19415764

約数列:

[1, 2, 4, 11, 22, 44, 59, 67, 113, 118, 134, 226, 236, 268, 452, 649, 737, 1243, 1298, 1474, 2486, 2596, 2948, 3953, 4972, 6667, 7571, 7906, 13334, 15142, 15812, 26668, 30284, 43483, 73337, 83281, 86966, 146674, 166562, 173932, 293348, 333124, 446689, 893378, 1786756, 4913579, 9827158, 19654316]

約数ペア:

[(1, 19654316), (2, 9827158), (4, 4913579), (11, 1786756), (22, 893378), (44, 446689), (59, 333124), (67, 293348), (113, 173932), (118, 166562), (134, 146674), (226, 86966), (236, 83281), (268, 73337), (452, 43483), (649, 30284), (737, 26668), (1243, 15812), (1298, 15142), (1474, 13334), (2486, 7906), (2596, 7571), (2948, 6667), (3953, 4972)]