17890830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1451}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 46887984

約数和(自身を除く): 28997154

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 1451, 2055, 2466, 2902, 4110, 4353, 6165, 7255, 8706, 12330, 13059, 14510, 21765, 26118, 43530, 65295, 130590, 198787, 397574, 596361, 993935, 1192722, 1789083, 1987870, 2981805, 3578166, 5963610, 8945415, 17890830]

約数ペア:

[(1, 17890830), (2, 8945415), (3, 5963610), (5, 3578166), (6, 2981805), (9, 1987870), (10, 1789083), (15, 1192722), (18, 993935), (30, 596361), (45, 397574), (90, 198787), (137, 130590), (274, 65295), (411, 43530), (685, 26118), (822, 21765), (1233, 14510), (1370, 13059), (1451, 12330), (2055, 8706), (2466, 7255), (2902, 6165), (4110, 4353)]