18994290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{599}}^1$

素因数の和:767

約数の個数: 64

約数和(自身を含む): 52531200

約数和(自身を除く): 33536910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 151, 210, 302, 453, 599, 755, 906, 1057, 1198, 1510, 1797, 2114, 2265, 2995, 3171, 3594, 4193, 4530, 5285, 5990, 6342, 8386, 8985, 10570, 12579, 15855, 17970, 20965, 25158, 31710, 41930, 62895, 90449, 125790, 180898, 271347, 452245, 542694, 633143, 904490, 1266286, 1356735, 1899429, 2713470, 3165715, 3798858, 6331430, 9497145, 18994290]

約数ペア:

[(1, 18994290), (2, 9497145), (3, 6331430), (5, 3798858), (6, 3165715), (7, 2713470), (10, 1899429), (14, 1356735), (15, 1266286), (21, 904490), (30, 633143), (35, 542694), (42, 452245), (70, 271347), (105, 180898), (151, 125790), (210, 90449), (302, 62895), (453, 41930), (599, 31710), (755, 25158), (906, 20965), (1057, 17970), (1198, 15855), (1510, 12579), (1797, 10570), (2114, 8985), (2265, 8386), (2995, 6342), (3171, 5990), (3594, 5285), (4193, 4530)]