20177156

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 37952460

約数和(自身を除く): 17775304

約数列:

[1, 2, 4, 29, 31, 58, 62, 116, 124, 181, 362, 724, 899, 961, 1798, 1922, 3596, 3844, 5249, 5611, 10498, 11222, 20996, 22444, 27869, 55738, 111476, 162719, 173941, 325438, 347882, 650876, 695764, 5044289, 10088578, 20177156]

約数ペア:

[(1, 20177156), (2, 10088578), (4, 5044289), (29, 695764), (31, 650876), (58, 347882), (62, 325438), (116, 173941), (124, 162719), (181, 111476), (362, 55738), (724, 27869), (899, 22444), (961, 20996), (1798, 11222), (1922, 10498), (3596, 5611), (3844, 5249)]