20165566752

素因数分解:

$2^5\times 3^2\times {\mathrm{4409}}^1\times {\mathrm{15881}}^1$

素因数の和:20306

約数の個数: 72

約数和(自身を含む): 57362448780

約数和(自身を除く): 37196882028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 4409, 8818, 13227, 15881, 17636, 26454, 31762, 35272, 39681, 47643, 52908, 63524, 70544, 79362, 95286, 105816, 127048, 141088, 142929, 158724, 190572, 211632, 254096, 285858, 317448, 381144, 423264, 508192, 571716, 634896, 762288, 1143432, 1269792, 1524576, 2286864, 4573728, 70019329, 140038658, 210057987, 280077316, 420115974, 560154632, 630173961, 840231948, 1120309264, 1260347922, 1680463896, 2240618528, 2520695844, 3360927792, 5041391688, 6721855584, 10082783376, 20165566752]

約数ペア:

[(1, 20165566752), (2, 10082783376), (3, 6721855584), (4, 5041391688), (6, 3360927792), (8, 2520695844), (9, 2240618528), (12, 1680463896), (16, 1260347922), (18, 1120309264), (24, 840231948), (32, 630173961), (36, 560154632), (48, 420115974), (72, 280077316), (96, 210057987), (144, 140038658), (288, 70019329), (4409, 4573728), (8818, 2286864), (13227, 1524576), (15881, 1269792), (17636, 1143432), (26454, 762288), (31762, 634896), (35272, 571716), (39681, 508192), (47643, 423264), (52908, 381144), (63524, 317448), (70544, 285858), (79362, 254096), (95286, 211632), (105816, 190572), (127048, 158724), (141088, 142929)]