18468650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 36426240

約数和(自身を除く): 17957590

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 94, 145, 235, 271, 290, 470, 542, 725, 1175, 1355, 1363, 1450, 2350, 2710, 2726, 6775, 6815, 7859, 12737, 13550, 13630, 15718, 25474, 34075, 39295, 63685, 68150, 78590, 127370, 196475, 318425, 369373, 392950, 636850, 738746, 1846865, 3693730, 9234325, 18468650]

約数ペア:

[(1, 18468650), (2, 9234325), (5, 3693730), (10, 1846865), (25, 738746), (29, 636850), (47, 392950), (50, 369373), (58, 318425), (94, 196475), (145, 127370), (235, 78590), (271, 68150), (290, 63685), (470, 39295), (542, 34075), (725, 25474), (1175, 15718), (1355, 13630), (1363, 13550), (1450, 12737), (2350, 7859), (2710, 6815), (2726, 6775)]