20835126

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 48943440

約数和(自身を除く): 28108314

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 269, 331, 538, 662, 807, 993, 1614, 1986, 2421, 2979, 3497, 4303, 4842, 5958, 6994, 8606, 10491, 12909, 20982, 25818, 31473, 38727, 62946, 77454, 89039, 178078, 267117, 534234, 801351, 1157507, 1602702, 2315014, 3472521, 6945042, 10417563, 20835126]

約数ペア:

[(1, 20835126), (2, 10417563), (3, 6945042), (6, 3472521), (9, 2315014), (13, 1602702), (18, 1157507), (26, 801351), (39, 534234), (78, 267117), (117, 178078), (234, 89039), (269, 77454), (331, 62946), (538, 38727), (662, 31473), (807, 25818), (993, 20982), (1614, 12909), (1986, 10491), (2421, 8606), (2979, 6994), (3497, 5958), (4303, 4842)]