20715462

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 46303920

約数和(自身を除く): 25588458

約数列:

[1, 2, 3, 6, 9, 18, 67, 89, 134, 178, 193, 201, 267, 386, 402, 534, 579, 603, 801, 1158, 1206, 1602, 1737, 3474, 5963, 11926, 12931, 17177, 17889, 25862, 34354, 35778, 38793, 51531, 53667, 77586, 103062, 107334, 116379, 154593, 232758, 309186, 1150859, 2301718, 3452577, 6905154, 10357731, 20715462]

約数ペア:

[(1, 20715462), (2, 10357731), (3, 6905154), (6, 3452577), (9, 2301718), (18, 1150859), (67, 309186), (89, 232758), (134, 154593), (178, 116379), (193, 107334), (201, 103062), (267, 77586), (386, 53667), (402, 51531), (534, 38793), (579, 35778), (603, 34354), (801, 25862), (1158, 17889), (1206, 17177), (1602, 12931), (1737, 11926), (3474, 5963)]