20867484

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1399}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 32758116

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 113, 132, 226, 339, 452, 678, 1243, 1356, 1399, 2486, 2798, 3729, 4197, 4972, 5596, 7458, 8394, 14916, 15389, 16788, 30778, 46167, 61556, 92334, 158087, 184668, 316174, 474261, 632348, 948522, 1738957, 1897044, 3477914, 5216871, 6955828, 10433742, 20867484]

約数ペア:

[(1, 20867484), (2, 10433742), (3, 6955828), (4, 5216871), (6, 3477914), (11, 1897044), (12, 1738957), (22, 948522), (33, 632348), (44, 474261), (66, 316174), (113, 184668), (132, 158087), (226, 92334), (339, 61556), (452, 46167), (678, 30778), (1243, 16788), (1356, 15389), (1399, 14916), (2486, 8394), (2798, 7458), (3729, 5596), (4197, 4972)]