20129496

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 33784104

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 103, 136, 204, 206, 309, 408, 412, 479, 618, 824, 958, 1236, 1437, 1751, 1916, 2472, 2874, 3502, 3832, 5253, 5748, 7004, 8143, 10506, 11496, 14008, 16286, 21012, 24429, 32572, 42024, 48858, 49337, 65144, 97716, 98674, 148011, 195432, 197348, 296022, 394696, 592044, 838729, 1184088, 1677458, 2516187, 3354916, 5032374, 6709832, 10064748, 20129496]

約数ペア:

[(1, 20129496), (2, 10064748), (3, 6709832), (4, 5032374), (6, 3354916), (8, 2516187), (12, 1677458), (17, 1184088), (24, 838729), (34, 592044), (51, 394696), (68, 296022), (102, 197348), (103, 195432), (136, 148011), (204, 98674), (206, 97716), (309, 65144), (408, 49337), (412, 48858), (479, 42024), (618, 32572), (824, 24429), (958, 21012), (1236, 16286), (1437, 14008), (1751, 11496), (1916, 10506), (2472, 8143), (2874, 7004), (3502, 5748), (3832, 5253)]