18291864

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 30696936

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 107, 136, 204, 214, 321, 408, 419, 428, 642, 838, 856, 1257, 1284, 1676, 1819, 2514, 2568, 3352, 3638, 5028, 5457, 7123, 7276, 10056, 10914, 14246, 14552, 21369, 21828, 28492, 42738, 43656, 44833, 56984, 85476, 89666, 134499, 170952, 179332, 268998, 358664, 537996, 762161, 1075992, 1524322, 2286483, 3048644, 4572966, 6097288, 9145932, 18291864]

約数ペア:

[(1, 18291864), (2, 9145932), (3, 6097288), (4, 4572966), (6, 3048644), (8, 2286483), (12, 1524322), (17, 1075992), (24, 762161), (34, 537996), (51, 358664), (68, 268998), (102, 179332), (107, 170952), (136, 134499), (204, 89666), (214, 85476), (321, 56984), (408, 44833), (419, 43656), (428, 42738), (642, 28492), (838, 21828), (856, 21369), (1257, 14552), (1284, 14246), (1676, 10914), (1819, 10056), (2514, 7276), (2568, 7123), (3352, 5457), (3638, 5028)]