18846100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 53468800

約数和(自身を除く): 34622700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 76, 91, 95, 100, 109, 130, 133, 140, 175, 182, 190, 218, 247, 260, 266, 325, 350, 364, 380, 436, 455, 475, 494, 532, 545, 650, 665, 700, 763, 910, 950, 988, 1090, 1235, 1300, 1330, 1417, 1526, 1729, 1820, 1900, 2071, 2180, 2275, 2470, 2660, 2725, 2834, 3052, 3325, 3458, 3815, 4142, 4550, 4940, 5450, 5668, 6175, 6650, 6916, 7085, 7630, 8284, 8645, 9100, 9919, 10355, 10900, 12350, 13300, 14170, 14497, 15260, 17290, 19075, 19838, 20710, 24700, 26923, 28340, 28994, 34580, 35425, 38150, 39676, 41420, 43225, 49595, 51775, 53846, 57988, 70850, 72485, 76300, 86450, 99190, 103550, 107692, 134615, 141700, 144970, 172900, 188461, 198380, 207100, 247975, 269230, 289940, 362425, 376922, 495950, 538460, 673075, 724850, 753844, 942305, 991900, 1346150, 1449700, 1884610, 2692300, 3769220, 4711525, 9423050, 18846100]

約数ペア:

[(1, 18846100), (2, 9423050), (4, 4711525), (5, 3769220), (7, 2692300), (10, 1884610), (13, 1449700), (14, 1346150), (19, 991900), (20, 942305), (25, 753844), (26, 724850), (28, 673075), (35, 538460), (38, 495950), (50, 376922), (52, 362425), (65, 289940), (70, 269230), (76, 247975), (91, 207100), (95, 198380), (100, 188461), (109, 172900), (130, 144970), (133, 141700), (140, 134615), (175, 107692), (182, 103550), (190, 99190), (218, 86450), (247, 76300), (260, 72485), (266, 70850), (325, 57988), (350, 53846), (364, 51775), (380, 49595), (436, 43225), (455, 41420), (475, 39676), (494, 38150), (532, 35425), (545, 34580), (650, 28994), (665, 28340), (700, 26923), (763, 24700), (910, 20710), (950, 19838), (988, 19075), (1090, 17290), (1235, 15260), (1300, 14497), (1330, 14170), (1417, 13300), (1526, 12350), (1729, 10900), (1820, 10355), (1900, 9919), (2071, 9100), (2180, 8645), (2275, 8284), (2470, 7630), (2660, 7085), (2725, 6916), (2834, 6650), (3052, 6175), (3325, 5668), (3458, 5450), (3815, 4940), (4142, 4550)]