204720112

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{345811}}^1$

素因数の和:345856

約数の個数: 20

約数和(自身を含む): 407366536

約数和(自身を除く): 202646424

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 345811, 691622, 1383244, 2766488, 5532976, 12795007, 25590014, 51180028, 102360056, 204720112]

約数ペア:

[(1, 204720112), (2, 102360056), (4, 51180028), (8, 25590014), (16, 12795007), (37, 5532976), (74, 2766488), (148, 1383244), (296, 691622), (592, 345811)]