18631252

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 36

約数和(自身を含む): 35277984

約数和(自身を除く): 16646732

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 227, 284, 289, 454, 578, 908, 1156, 1207, 2414, 3859, 4828, 7718, 15436, 16117, 20519, 32234, 41038, 64468, 65603, 82076, 131206, 262412, 273989, 547978, 1095956, 4657813, 9315626, 18631252]

約数ペア:

[(1, 18631252), (2, 9315626), (4, 4657813), (17, 1095956), (34, 547978), (68, 273989), (71, 262412), (142, 131206), (227, 82076), (284, 65603), (289, 64468), (454, 41038), (578, 32234), (908, 20519), (1156, 16117), (1207, 15436), (2414, 7718), (3859, 4828)]