18872856

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{907}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 54357420

約数和(自身を除く): 35484564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 289, 306, 408, 578, 612, 867, 907, 1156, 1224, 1734, 1814, 2312, 2601, 2721, 3468, 3628, 5202, 5442, 6936, 7256, 8163, 10404, 10884, 15419, 16326, 20808, 21768, 30838, 32652, 46257, 61676, 65304, 92514, 123352, 138771, 185028, 262123, 277542, 370056, 524246, 555084, 786369, 1048492, 1110168, 1572738, 2096984, 2359107, 3145476, 4718214, 6290952, 9436428, 18872856]

約数ペア:

[(1, 18872856), (2, 9436428), (3, 6290952), (4, 4718214), (6, 3145476), (8, 2359107), (9, 2096984), (12, 1572738), (17, 1110168), (18, 1048492), (24, 786369), (34, 555084), (36, 524246), (51, 370056), (68, 277542), (72, 262123), (102, 185028), (136, 138771), (153, 123352), (204, 92514), (289, 65304), (306, 61676), (408, 46257), (578, 32652), (612, 30838), (867, 21768), (907, 20808), (1156, 16326), (1224, 15419), (1734, 10884), (1814, 10404), (2312, 8163), (2601, 7256), (2721, 6936), (3468, 5442), (3628, 5202)]