18312210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{9689}}^1$

素因数の和:9712

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 37502190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 9689, 19378, 29067, 48445, 58134, 67823, 87201, 96890, 135646, 145335, 174402, 203469, 261603, 290670, 339115, 406938, 436005, 523206, 610407, 678230, 872010, 1017345, 1220814, 1308015, 1831221, 2034690, 2616030, 3052035, 3662442, 6104070, 9156105, 18312210]

約数ペア:

[(1, 18312210), (2, 9156105), (3, 6104070), (5, 3662442), (6, 3052035), (7, 2616030), (9, 2034690), (10, 1831221), (14, 1308015), (15, 1220814), (18, 1017345), (21, 872010), (27, 678230), (30, 610407), (35, 523206), (42, 436005), (45, 406938), (54, 339115), (63, 290670), (70, 261603), (90, 203469), (105, 174402), (126, 145335), (135, 135646), (189, 96890), (210, 87201), (270, 67823), (315, 58134), (378, 48445), (630, 29067), (945, 19378), (1890, 9689)]