20125081599

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{593}}^1$

素因数の和:1077

約数の個数: 96

約数和(自身を含む): 34128864000

約数和(自身を除く): 14003782401

約数列:

[1, 3, 7, 19, 21, 29, 49, 57, 87, 133, 147, 203, 399, 419, 551, 593, 609, 931, 1257, 1421, 1653, 1779, 2793, 2933, 3857, 4151, 4263, 7961, 8799, 11267, 11571, 12151, 12453, 17197, 20531, 23883, 26999, 29057, 33801, 36453, 51591, 55727, 61593, 78869, 80997, 85057, 87171, 120379, 167181, 230869, 236607, 248467, 255171, 326743, 361137, 390089, 552083, 595399, 692607, 745401, 842653, 980229, 1170267, 1616083, 1656249, 1739269, 1786197, 2287201, 2527959, 4720873, 4848249, 5217807, 6861603, 7205543, 11312581, 12174883, 14162619, 16010407, 21616629, 33046111, 33937743, 36524649, 48031221, 50438801, 99138333, 136905317, 151316403, 231322777, 353071607, 410715951, 693968331, 958337219, 1059214821, 2875011657, 6708360533, 20125081599]

約数ペア:

[(1, 20125081599), (3, 6708360533), (7, 2875011657), (19, 1059214821), (21, 958337219), (29, 693968331), (49, 410715951), (57, 353071607), (87, 231322777), (133, 151316403), (147, 136905317), (203, 99138333), (399, 50438801), (419, 48031221), (551, 36524649), (593, 33937743), (609, 33046111), (931, 21616629), (1257, 16010407), (1421, 14162619), (1653, 12174883), (1779, 11312581), (2793, 7205543), (2933, 6861603), (3857, 5217807), (4151, 4848249), (4263, 4720873), (7961, 2527959), (8799, 2287201), (11267, 1786197), (11571, 1739269), (12151, 1656249), (12453, 1616083), (17197, 1170267), (20531, 980229), (23883, 842653), (26999, 745401), (29057, 692607), (33801, 595399), (36453, 552083), (51591, 390089), (55727, 361137), (61593, 326743), (78869, 255171), (80997, 248467), (85057, 236607), (87171, 230869), (120379, 167181)]