20165367376

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{380651}}^1$

素因数の和:380720

約数の個数: 80

約数和(自身を含む): 49844095488

約数和(自身を除く): 29678728112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 602, 616, 688, 946, 1204, 1232, 1892, 2408, 3311, 3784, 4816, 6622, 7568, 13244, 26488, 52976, 380651, 761302, 1522604, 2664557, 3045208, 4187161, 5329114, 6090416, 8374322, 10658228, 16367993, 16748644, 21316456, 29310127, 32735986, 33497288, 42632912, 58620254, 65471972, 66994576, 114575951, 117240508, 130943944, 180047923, 229151902, 234481016, 261887888, 360095846, 458303804, 468962032, 720191692, 916607608, 1260335461, 1440383384, 1833215216, 2520670922, 2880766768, 5041341844, 10082683688, 20165367376]

約数ペア:

[(1, 20165367376), (2, 10082683688), (4, 5041341844), (7, 2880766768), (8, 2520670922), (11, 1833215216), (14, 1440383384), (16, 1260335461), (22, 916607608), (28, 720191692), (43, 468962032), (44, 458303804), (56, 360095846), (77, 261887888), (86, 234481016), (88, 229151902), (112, 180047923), (154, 130943944), (172, 117240508), (176, 114575951), (301, 66994576), (308, 65471972), (344, 58620254), (473, 42632912), (602, 33497288), (616, 32735986), (688, 29310127), (946, 21316456), (1204, 16748644), (1232, 16367993), (1892, 10658228), (2408, 8374322), (3311, 6090416), (3784, 5329114), (4816, 4187161), (6622, 3045208), (7568, 2664557), (13244, 1522604), (26488, 761302), (52976, 380651)]