18961650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1453}}^1$

素因数の和:1500

約数の個数: 72

約数和(自身を含む): 52736580

約数和(自身を除く): 33774930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1450, 1453, 2175, 2610, 2906, 4350, 4359, 6525, 7265, 8718, 13050, 13077, 14530, 21795, 26154, 36325, 42137, 43590, 65385, 72650, 84274, 108975, 126411, 130770, 210685, 217950, 252822, 326925, 379233, 421370, 632055, 653850, 758466, 1053425, 1264110, 1896165, 2106850, 3160275, 3792330, 6320550, 9480825, 18961650]

約数ペア:

[(1, 18961650), (2, 9480825), (3, 6320550), (5, 3792330), (6, 3160275), (9, 2106850), (10, 1896165), (15, 1264110), (18, 1053425), (25, 758466), (29, 653850), (30, 632055), (45, 421370), (50, 379233), (58, 326925), (75, 252822), (87, 217950), (90, 210685), (145, 130770), (150, 126411), (174, 108975), (225, 84274), (261, 72650), (290, 65385), (435, 43590), (450, 42137), (522, 36325), (725, 26154), (870, 21795), (1305, 14530), (1450, 13077), (1453, 13050), (2175, 8718), (2610, 7265), (2906, 6525), (4350, 4359)]