20838356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2333}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 47053440

約数和(自身を除く): 26215084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 2333, 4466, 4666, 8932, 9332, 16331, 25663, 32662, 51326, 65324, 67657, 102652, 135314, 179641, 270628, 359282, 473599, 718564, 744227, 947198, 1488454, 1894396, 2976908, 5209589, 10419178, 20838356]

約数ペア:

[(1, 20838356), (2, 10419178), (4, 5209589), (7, 2976908), (11, 1894396), (14, 1488454), (22, 947198), (28, 744227), (29, 718564), (44, 473599), (58, 359282), (77, 270628), (116, 179641), (154, 135314), (203, 102652), (308, 67657), (319, 65324), (406, 51326), (638, 32662), (812, 25663), (1276, 16331), (2233, 9332), (2333, 8932), (4466, 4666)]