18804559265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{50291}}^1$

素因数の和:50449

約数の個数: 32

約数和(自身を含む): 24637447296

約数和(自身を除く): 5832888031

約数列:

[1, 5, 17, 53, 83, 85, 265, 415, 901, 1411, 4399, 4505, 7055, 21995, 50291, 74783, 251455, 373915, 854947, 2665423, 4174153, 4274735, 13327115, 20870765, 45312191, 70960601, 221230109, 226560955, 354803005, 1106150545, 3760911853, 18804559265]

約数ペア:

[(1, 18804559265), (5, 3760911853), (17, 1106150545), (53, 354803005), (83, 226560955), (85, 221230109), (265, 70960601), (415, 45312191), (901, 20870765), (1411, 13327115), (4399, 4274735), (4505, 4174153), (7055, 2665423), (21995, 854947), (50291, 373915), (74783, 251455)]