18237660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 58931712

約数和(自身を除く): 40694052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 173, 210, 251, 346, 420, 502, 519, 692, 753, 865, 1004, 1038, 1211, 1255, 1506, 1730, 1757, 2076, 2422, 2510, 2595, 3012, 3460, 3514, 3633, 3765, 4844, 5020, 5190, 5271, 6055, 7028, 7266, 7530, 8785, 10380, 10542, 12110, 14532, 15060, 17570, 18165, 21084, 24220, 26355, 35140, 36330, 43423, 52710, 72660, 86846, 105420, 130269, 173692, 217115, 260538, 303961, 434230, 521076, 607922, 651345, 868460, 911883, 1215844, 1302690, 1519805, 1823766, 2605380, 3039610, 3647532, 4559415, 6079220, 9118830, 18237660]

約数ペア:

[(1, 18237660), (2, 9118830), (3, 6079220), (4, 4559415), (5, 3647532), (6, 3039610), (7, 2605380), (10, 1823766), (12, 1519805), (14, 1302690), (15, 1215844), (20, 911883), (21, 868460), (28, 651345), (30, 607922), (35, 521076), (42, 434230), (60, 303961), (70, 260538), (84, 217115), (105, 173692), (140, 130269), (173, 105420), (210, 86846), (251, 72660), (346, 52710), (420, 43423), (502, 36330), (519, 35140), (692, 26355), (753, 24220), (865, 21084), (1004, 18165), (1038, 17570), (1211, 15060), (1255, 14532), (1506, 12110), (1730, 10542), (1757, 10380), (2076, 8785), (2422, 7530), (2510, 7266), (2595, 7028), (3012, 6055), (3460, 5271), (3514, 5190), (3633, 5020), (3765, 4844)]