18530784

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 108

約数和(自身を含む): 55311984

約数和(自身を除く): 36781200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 47, 48, 72, 74, 94, 96, 111, 141, 144, 148, 188, 222, 282, 288, 296, 333, 376, 423, 444, 564, 592, 666, 752, 846, 888, 1128, 1184, 1332, 1369, 1504, 1692, 1739, 1776, 2256, 2664, 2738, 3384, 3478, 3552, 4107, 4512, 5217, 5328, 5476, 6768, 6956, 8214, 10434, 10656, 10952, 12321, 13536, 13912, 15651, 16428, 20868, 21904, 24642, 27824, 31302, 32856, 41736, 43808, 49284, 55648, 62604, 64343, 65712, 83472, 98568, 125208, 128686, 131424, 166944, 193029, 197136, 250416, 257372, 386058, 394272, 500832, 514744, 579087, 772116, 1029488, 1158174, 1544232, 2058976, 2316348, 3088464, 4632696, 6176928, 9265392, 18530784]

約数ペア:

[(1, 18530784), (2, 9265392), (3, 6176928), (4, 4632696), (6, 3088464), (8, 2316348), (9, 2058976), (12, 1544232), (16, 1158174), (18, 1029488), (24, 772116), (32, 579087), (36, 514744), (37, 500832), (47, 394272), (48, 386058), (72, 257372), (74, 250416), (94, 197136), (96, 193029), (111, 166944), (141, 131424), (144, 128686), (148, 125208), (188, 98568), (222, 83472), (282, 65712), (288, 64343), (296, 62604), (333, 55648), (376, 49284), (423, 43808), (444, 41736), (564, 32856), (592, 31302), (666, 27824), (752, 24642), (846, 21904), (888, 20868), (1128, 16428), (1184, 15651), (1332, 13912), (1369, 13536), (1504, 12321), (1692, 10952), (1739, 10656), (1776, 10434), (2256, 8214), (2664, 6956), (2738, 6768), (3384, 5476), (3478, 5328), (3552, 5217), (4107, 4512)]