20473944327

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{4373}}^1$

素因数の和:4680

約数の個数: 48

約数和(自身を含む): 31027546368

約数和(自身を除く): 10553602041

約数列:

[1, 3, 9, 31, 93, 97, 173, 279, 291, 519, 873, 1557, 3007, 4373, 5363, 9021, 13119, 16089, 16781, 27063, 39357, 48267, 50343, 135563, 151029, 406689, 424181, 520211, 756529, 1220067, 1272543, 1560633, 2269587, 3817629, 4681899, 6808761, 13149611, 23452399, 39448833, 70357197, 73383313, 118346499, 211071591, 220149939, 660449817, 2274882703, 6824648109, 20473944327]

約数ペア:

[(1, 20473944327), (3, 6824648109), (9, 2274882703), (31, 660449817), (93, 220149939), (97, 211071591), (173, 118346499), (279, 73383313), (291, 70357197), (519, 39448833), (873, 23452399), (1557, 13149611), (3007, 6808761), (4373, 4681899), (5363, 3817629), (9021, 2269587), (13119, 1560633), (16089, 1272543), (16781, 1220067), (27063, 756529), (39357, 520211), (48267, 424181), (50343, 406689), (135563, 151029)]