18103661140

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{463}}^1\times {\mathrm{7789}}^1$

素因数の和:8512

約数の個数: 48

約数和(自身を含む): 38256503040

約数和(自身を除く): 20152841900

約数列:

[1, 2, 4, 5, 10, 20, 251, 463, 502, 926, 1004, 1255, 1852, 2315, 2510, 4630, 5020, 7789, 9260, 15578, 31156, 38945, 77890, 116213, 155780, 232426, 464852, 581065, 1162130, 1955039, 2324260, 3606307, 3910078, 7212614, 7820156, 9775195, 14425228, 18031535, 19550390, 36063070, 39100780, 72126140, 905183057, 1810366114, 3620732228, 4525915285, 9051830570, 18103661140]

約数ペア:

[(1, 18103661140), (2, 9051830570), (4, 4525915285), (5, 3620732228), (10, 1810366114), (20, 905183057), (251, 72126140), (463, 39100780), (502, 36063070), (926, 19550390), (1004, 18031535), (1255, 14425228), (1852, 9775195), (2315, 7820156), (2510, 7212614), (4630, 3910078), (5020, 3606307), (7789, 2324260), (9260, 1955039), (15578, 1162130), (31156, 581065), (38945, 464852), (77890, 232426), (116213, 155780)]