19896436

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 41731200

約数和(自身を除く): 21834764

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 107, 116, 203, 214, 229, 406, 428, 458, 749, 812, 916, 1498, 1603, 2996, 3103, 3206, 6206, 6412, 6641, 12412, 13282, 21721, 24503, 26564, 43442, 46487, 49006, 86884, 92974, 98012, 171521, 185948, 343042, 686084, 710587, 1421174, 2842348, 4974109, 9948218, 19896436]

約数ペア:

[(1, 19896436), (2, 9948218), (4, 4974109), (7, 2842348), (14, 1421174), (28, 710587), (29, 686084), (58, 343042), (107, 185948), (116, 171521), (203, 98012), (214, 92974), (229, 86884), (406, 49006), (428, 46487), (458, 43442), (749, 26564), (812, 24503), (916, 21721), (1498, 13282), (1603, 12412), (2996, 6641), (3103, 6412), (3206, 6206)]