18796140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{863}}^1$

素因数の和:900

約数の個数: 108

約数和(自身を含む): 62741952

約数和(自身を除く): 43945812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 863, 990, 1089, 1210, 1452, 1726, 1815, 1980, 2178, 2420, 2589, 3452, 3630, 4315, 4356, 5178, 5445, 7260, 7767, 8630, 9493, 10356, 10890, 12945, 15534, 17260, 18986, 21780, 25890, 28479, 31068, 37972, 38835, 47465, 51780, 56958, 77670, 85437, 94930, 104423, 113916, 142395, 155340, 170874, 189860, 208846, 284790, 313269, 341748, 417692, 427185, 522115, 569580, 626538, 854370, 939807, 1044230, 1253076, 1566345, 1708740, 1879614, 2088460, 3132690, 3759228, 4699035, 6265380, 9398070, 18796140]

約数ペア:

[(1, 18796140), (2, 9398070), (3, 6265380), (4, 4699035), (5, 3759228), (6, 3132690), (9, 2088460), (10, 1879614), (11, 1708740), (12, 1566345), (15, 1253076), (18, 1044230), (20, 939807), (22, 854370), (30, 626538), (33, 569580), (36, 522115), (44, 427185), (45, 417692), (55, 341748), (60, 313269), (66, 284790), (90, 208846), (99, 189860), (110, 170874), (121, 155340), (132, 142395), (165, 113916), (180, 104423), (198, 94930), (220, 85437), (242, 77670), (330, 56958), (363, 51780), (396, 47465), (484, 38835), (495, 37972), (605, 31068), (660, 28479), (726, 25890), (863, 21780), (990, 18986), (1089, 17260), (1210, 15534), (1452, 12945), (1726, 10890), (1815, 10356), (1980, 9493), (2178, 8630), (2420, 7767), (2589, 7260), (3452, 5445), (3630, 5178), (4315, 4356)]