18245920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1481}}^1$

素因数の和:1514

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 35532896

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1481, 1540, 1760, 2464, 2962, 3080, 5924, 6160, 7405, 10367, 11848, 12320, 14810, 16291, 20734, 23696, 29620, 32582, 41468, 47392, 51835, 59240, 65164, 81455, 82936, 103670, 114037, 118480, 130328, 162910, 165872, 207340, 228074, 236960, 260656, 325820, 331744, 414680, 456148, 521312, 570185, 651640, 829360, 912296, 1140370, 1303280, 1658720, 1824592, 2280740, 2606560, 3649184, 4561480, 9122960, 18245920]

約数ペア:

[(1, 18245920), (2, 9122960), (4, 4561480), (5, 3649184), (7, 2606560), (8, 2280740), (10, 1824592), (11, 1658720), (14, 1303280), (16, 1140370), (20, 912296), (22, 829360), (28, 651640), (32, 570185), (35, 521312), (40, 456148), (44, 414680), (55, 331744), (56, 325820), (70, 260656), (77, 236960), (80, 228074), (88, 207340), (110, 165872), (112, 162910), (140, 130328), (154, 118480), (160, 114037), (176, 103670), (220, 82936), (224, 81455), (280, 65164), (308, 59240), (352, 51835), (385, 47392), (440, 41468), (560, 32582), (616, 29620), (770, 23696), (880, 20734), (1120, 16291), (1232, 14810), (1481, 12320), (1540, 11848), (1760, 10367), (2464, 7405), (2962, 6160), (3080, 5924)]