2018349151

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 2596500480

約数和(自身を除く): 578151329

約数列:

[1, 7, 13, 49, 61, 91, 127, 409, 427, 637, 793, 889, 1651, 2863, 2989, 5317, 5551, 6223, 7747, 11557, 20041, 24949, 37219, 38857, 51943, 54229, 80899, 100711, 174643, 260533, 324337, 363601, 379603, 675259, 704977, 1222501, 2270359, 2545207, 3168523, 4726813, 4934839, 15892513, 22179661, 33087691, 41190799, 155257627, 288335593, 2018349151]

約数ペア:

[(1, 2018349151), (7, 288335593), (13, 155257627), (49, 41190799), (61, 33087691), (91, 22179661), (127, 15892513), (409, 4934839), (427, 4726813), (637, 3168523), (793, 2545207), (889, 2270359), (1651, 1222501), (2863, 704977), (2989, 675259), (5317, 379603), (5551, 363601), (6223, 324337), (7747, 260533), (11557, 174643), (20041, 100711), (24949, 80899), (37219, 54229), (38857, 51943)]