19665090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12853}}^1$

素因数の和:12883

約数の個数: 48

約数和(自身を含む): 54141048

約数和(自身を除く): 34475958

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12853, 25706, 38559, 64265, 77118, 115677, 128530, 192795, 218501, 231354, 385590, 437002, 578385, 655503, 1092505, 1156770, 1311006, 1966509, 2185010, 3277515, 3933018, 6555030, 9832545, 19665090]

約数ペア:

[(1, 19665090), (2, 9832545), (3, 6555030), (5, 3933018), (6, 3277515), (9, 2185010), (10, 1966509), (15, 1311006), (17, 1156770), (18, 1092505), (30, 655503), (34, 578385), (45, 437002), (51, 385590), (85, 231354), (90, 218501), (102, 192795), (153, 128530), (170, 115677), (255, 77118), (306, 64265), (510, 38559), (765, 25706), (1530, 12853)]