20930147197850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{97827283}}^1$

素因数の和:97827695

約数の個数: 48

約数和(自身を含む): 42578347088160

約数和(自身を除く): 21648199890310

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 389, 550, 778, 1945, 3890, 4279, 8558, 9725, 19450, 21395, 42790, 106975, 213950, 97827283, 195654566, 489136415, 978272830, 1076100113, 2152200226, 2445682075, 4891364150, 5380500565, 10761001130, 26902502825, 38054813087, 53805005650, 76109626174, 190274065435, 380548130870, 418602943957, 837205887914, 951370327175, 1902740654350, 2093014719785, 4186029439570, 10465073598925, 20930147197850]

約数ペア:

[(1, 20930147197850), (2, 10465073598925), (5, 4186029439570), (10, 2093014719785), (11, 1902740654350), (22, 951370327175), (25, 837205887914), (50, 418602943957), (55, 380548130870), (110, 190274065435), (275, 76109626174), (389, 53805005650), (550, 38054813087), (778, 26902502825), (1945, 10761001130), (3890, 5380500565), (4279, 4891364150), (8558, 2445682075), (9725, 2152200226), (19450, 1076100113), (21395, 978272830), (42790, 489136415), (106975, 195654566), (213950, 97827283)]