20166448415

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{5903}}^1$

素因数の和:6479

約数の個数: 32

約数和(自身を含む): 25722925056

約数和(自身を除く): 5556476641

約数列:

[1, 5, 23, 61, 115, 305, 487, 1403, 2435, 5903, 7015, 11201, 29515, 29707, 56005, 135769, 148535, 360083, 678845, 683261, 1800415, 2874761, 3416305, 8281909, 14373805, 41409545, 66119503, 175360421, 330597515, 876802105, 4033289683, 20166448415]

約数ペア:

[(1, 20166448415), (5, 4033289683), (23, 876802105), (61, 330597515), (115, 175360421), (305, 66119503), (487, 41409545), (1403, 14373805), (2435, 8281909), (5903, 3416305), (7015, 2874761), (11201, 1800415), (29515, 683261), (29707, 678845), (56005, 360083), (135769, 148535)]