19674950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 19697530

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 79, 85, 158, 170, 293, 395, 425, 586, 790, 850, 1343, 1465, 1975, 2686, 2930, 3950, 4981, 6715, 7325, 9962, 13430, 14650, 23147, 24905, 33575, 46294, 49810, 67150, 115735, 124525, 231470, 249050, 393499, 578675, 786998, 1157350, 1967495, 3934990, 9837475, 19674950]

約数ペア:

[(1, 19674950), (2, 9837475), (5, 3934990), (10, 1967495), (17, 1157350), (25, 786998), (34, 578675), (50, 393499), (79, 249050), (85, 231470), (158, 124525), (170, 115735), (293, 67150), (395, 49810), (425, 46294), (586, 33575), (790, 24905), (850, 23147), (1343, 14650), (1465, 13430), (1975, 9962), (2686, 7325), (2930, 6715), (3950, 4981)]