20163510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1597

約数の個数: 48

約数和(自身を含む): 52796016

約数和(自身を除く): 32632506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1427, 1570, 2355, 2826, 2854, 4281, 4710, 7065, 7135, 8562, 12843, 14130, 14270, 21405, 25686, 42810, 64215, 128430, 224039, 448078, 672117, 1120195, 1344234, 2016351, 2240390, 3360585, 4032702, 6721170, 10081755, 20163510]

約数ペア:

[(1, 20163510), (2, 10081755), (3, 6721170), (5, 4032702), (6, 3360585), (9, 2240390), (10, 2016351), (15, 1344234), (18, 1120195), (30, 672117), (45, 448078), (90, 224039), (157, 128430), (314, 64215), (471, 42810), (785, 25686), (942, 21405), (1413, 14270), (1427, 14130), (1570, 12843), (2355, 8562), (2826, 7135), (2854, 7065), (4281, 4710)]