20197870850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2557}}^1\times {\mathrm{9293}}^1$

素因数の和:11879

約数の個数: 48

約数和(自身を含む): 39797763048

約数和(自身を除く): 19599892198

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 2557, 5114, 9293, 12785, 18586, 25570, 43469, 46465, 63925, 86938, 92930, 127850, 157981, 217345, 232325, 315962, 434690, 464650, 789905, 1086725, 1579810, 2173450, 3949525, 7899050, 23762201, 47524402, 118811005, 237622010, 403957417, 594055025, 807914834, 1188110050, 2019787085, 4039574170, 10098935425, 20197870850]

約数ペア:

[(1, 20197870850), (2, 10098935425), (5, 4039574170), (10, 2019787085), (17, 1188110050), (25, 807914834), (34, 594055025), (50, 403957417), (85, 237622010), (170, 118811005), (425, 47524402), (850, 23762201), (2557, 7899050), (5114, 3949525), (9293, 2173450), (12785, 1579810), (18586, 1086725), (25570, 789905), (43469, 464650), (46465, 434690), (63925, 315962), (86938, 232325), (92930, 217345), (127850, 157981)]