20157896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 43666560

約数和(自身を除く): 23508664

約数列:

[1, 2, 4, 8, 11, 22, 37, 41, 44, 74, 82, 88, 148, 151, 164, 296, 302, 328, 407, 451, 604, 814, 902, 1208, 1517, 1628, 1661, 1804, 3034, 3256, 3322, 3608, 5587, 6068, 6191, 6644, 11174, 12136, 12382, 13288, 16687, 22348, 24764, 33374, 44696, 49528, 61457, 66748, 68101, 122914, 133496, 136202, 229067, 245828, 272404, 458134, 491656, 544808, 916268, 1832536, 2519737, 5039474, 10078948, 20157896]

約数ペア:

[(1, 20157896), (2, 10078948), (4, 5039474), (8, 2519737), (11, 1832536), (22, 916268), (37, 544808), (41, 491656), (44, 458134), (74, 272404), (82, 245828), (88, 229067), (148, 136202), (151, 133496), (164, 122914), (296, 68101), (302, 66748), (328, 61457), (407, 49528), (451, 44696), (604, 33374), (814, 24764), (902, 22348), (1208, 16687), (1517, 13288), (1628, 12382), (1661, 12136), (1804, 11174), (3034, 6644), (3256, 6191), (3322, 6068), (3608, 5587)]