19849211715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{8609}}^1$

素因数の和:8844

約数の個数: 64

約数和(自身を含む): 34160071680

約数和(自身を除く): 14310859965

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 163, 205, 345, 489, 615, 815, 943, 2445, 2829, 3749, 4715, 6683, 8609, 11247, 14145, 18745, 20049, 25827, 33415, 43045, 56235, 100245, 129135, 153709, 198007, 352969, 461127, 594021, 768545, 990035, 1058907, 1403267, 1764845, 2305635, 2970105, 4209801, 5294535, 7016335, 8118287, 21049005, 24354861, 32275141, 40591435, 57533947, 96825423, 121774305, 161375705, 172601841, 287669735, 484127115, 863009205, 1323280781, 3969842343, 6616403905, 19849211715]

約数ペア:

[(1, 19849211715), (3, 6616403905), (5, 3969842343), (15, 1323280781), (23, 863009205), (41, 484127115), (69, 287669735), (115, 172601841), (123, 161375705), (163, 121774305), (205, 96825423), (345, 57533947), (489, 40591435), (615, 32275141), (815, 24354861), (943, 21049005), (2445, 8118287), (2829, 7016335), (3749, 5294535), (4715, 4209801), (6683, 2970105), (8609, 2305635), (11247, 1764845), (14145, 1403267), (18745, 1058907), (20049, 990035), (25827, 768545), (33415, 594021), (43045, 461127), (56235, 352969), (100245, 198007), (129135, 153709)]