18251068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 36465408

約数和(自身を除く): 18214340

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 82, 134, 151, 164, 268, 302, 451, 604, 737, 902, 1474, 1661, 1804, 2747, 2948, 3322, 5494, 6191, 6644, 10117, 10988, 12382, 20234, 24764, 30217, 40468, 60434, 68101, 111287, 120868, 136202, 222574, 272404, 414797, 445148, 829594, 1659188, 4562767, 9125534, 18251068]

約数ペア:

[(1, 18251068), (2, 9125534), (4, 4562767), (11, 1659188), (22, 829594), (41, 445148), (44, 414797), (67, 272404), (82, 222574), (134, 136202), (151, 120868), (164, 111287), (268, 68101), (302, 60434), (451, 40468), (604, 30217), (737, 24764), (902, 20234), (1474, 12382), (1661, 10988), (1804, 10117), (2747, 6644), (2948, 6191), (3322, 5494)]