20180508

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 50413440

約数和(自身を除く): 30232932

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 183, 228, 244, 366, 732, 1159, 1451, 2318, 2902, 3477, 4353, 4636, 5804, 6954, 8706, 13908, 17412, 27569, 55138, 82707, 88511, 110276, 165414, 177022, 265533, 330828, 354044, 531066, 1062132, 1681709, 3363418, 5045127, 6726836, 10090254, 20180508]

約数ペア:

[(1, 20180508), (2, 10090254), (3, 6726836), (4, 5045127), (6, 3363418), (12, 1681709), (19, 1062132), (38, 531066), (57, 354044), (61, 330828), (76, 265533), (114, 177022), (122, 165414), (183, 110276), (228, 88511), (244, 82707), (366, 55138), (732, 27569), (1159, 17412), (1451, 13908), (2318, 8706), (2902, 6954), (3477, 5804), (4353, 4636)]