18316890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{751}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 47863296

約数和(自身を除く): 29546406

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 751, 813, 1355, 1502, 1626, 2253, 2439, 2710, 3755, 4065, 4506, 4878, 6759, 7510, 8130, 11265, 12195, 13518, 22530, 24390, 33795, 67590, 203521, 407042, 610563, 1017605, 1221126, 1831689, 2035210, 3052815, 3663378, 6105630, 9158445, 18316890]

約数ペア:

[(1, 18316890), (2, 9158445), (3, 6105630), (5, 3663378), (6, 3052815), (9, 2035210), (10, 1831689), (15, 1221126), (18, 1017605), (30, 610563), (45, 407042), (90, 203521), (271, 67590), (542, 33795), (751, 24390), (813, 22530), (1355, 13518), (1502, 12195), (1626, 11265), (2253, 8130), (2439, 7510), (2710, 6759), (3755, 4878), (4065, 4506)]