18248520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 55059840

約数和(自身を除く): 36811320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 482, 631, 723, 964, 1205, 1262, 1446, 1893, 1928, 2410, 2524, 2892, 3155, 3615, 3786, 4820, 5048, 5784, 6310, 7230, 7572, 9465, 9640, 12620, 14460, 15144, 18930, 25240, 28920, 37860, 75720, 152071, 304142, 456213, 608284, 760355, 912426, 1216568, 1520710, 1824852, 2281065, 3041420, 3649704, 4562130, 6082840, 9124260, 18248520]

約数ペア:

[(1, 18248520), (2, 9124260), (3, 6082840), (4, 4562130), (5, 3649704), (6, 3041420), (8, 2281065), (10, 1824852), (12, 1520710), (15, 1216568), (20, 912426), (24, 760355), (30, 608284), (40, 456213), (60, 304142), (120, 152071), (241, 75720), (482, 37860), (631, 28920), (723, 25240), (964, 18930), (1205, 15144), (1262, 14460), (1446, 12620), (1893, 9640), (1928, 9465), (2410, 7572), (2524, 7230), (2892, 6310), (3155, 5784), (3615, 5048), (3786, 4820)]