18424940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 41876352

約数和(自身を除く): 23451412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1153, 1598, 2306, 3196, 3995, 4612, 5765, 7990, 11530, 15980, 19601, 23060, 39202, 54191, 78404, 98005, 108382, 196010, 216764, 270955, 392020, 541910, 921247, 1083820, 1842494, 3684988, 4606235, 9212470, 18424940]

約数ペア:

[(1, 18424940), (2, 9212470), (4, 4606235), (5, 3684988), (10, 1842494), (17, 1083820), (20, 921247), (34, 541910), (47, 392020), (68, 270955), (85, 216764), (94, 196010), (170, 108382), (188, 98005), (235, 78404), (340, 54191), (470, 39202), (799, 23060), (940, 19601), (1153, 15980), (1598, 11530), (2306, 7990), (3196, 5765), (3995, 4612)]