2020503016

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{19577}}^1$

素因数の和:19706

約数の個数: 64

約数和(自身を含む): 4604745600

約数和(自身を除く): 2584242584

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 97, 133, 152, 194, 266, 388, 532, 679, 776, 1064, 1358, 1843, 2716, 3686, 5432, 7372, 12901, 14744, 19577, 25802, 39154, 51604, 78308, 103208, 137039, 156616, 274078, 371963, 548156, 743926, 1096312, 1487852, 1898969, 2603741, 2975704, 3797938, 5207482, 7595876, 10414964, 13292783, 15191752, 20829928, 26585566, 36080411, 53171132, 72160822, 106342264, 144321644, 252562877, 288643288, 505125754, 1010251508, 2020503016]

約数ペア:

[(1, 2020503016), (2, 1010251508), (4, 505125754), (7, 288643288), (8, 252562877), (14, 144321644), (19, 106342264), (28, 72160822), (38, 53171132), (56, 36080411), (76, 26585566), (97, 20829928), (133, 15191752), (152, 13292783), (194, 10414964), (266, 7595876), (388, 5207482), (532, 3797938), (679, 2975704), (776, 2603741), (1064, 1898969), (1358, 1487852), (1843, 1096312), (2716, 743926), (3686, 548156), (5432, 371963), (7372, 274078), (12901, 156616), (14744, 137039), (19577, 103208), (25802, 78308), (39154, 51604)]