19067805

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 60

約数和(自身を含む): 36133020

約数和(自身を除く): 17065215

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 89, 115, 135, 207, 267, 345, 405, 445, 529, 621, 801, 1035, 1335, 1587, 1863, 2047, 2403, 2645, 3105, 4005, 4761, 6141, 7209, 7935, 9315, 10235, 12015, 14283, 18423, 23805, 30705, 36045, 42849, 47081, 55269, 71415, 92115, 141243, 165807, 214245, 235405, 276345, 423729, 706215, 829035, 1271187, 2118645, 3813561, 6355935, 19067805]

約数ペア:

[(1, 19067805), (3, 6355935), (5, 3813561), (9, 2118645), (15, 1271187), (23, 829035), (27, 706215), (45, 423729), (69, 276345), (81, 235405), (89, 214245), (115, 165807), (135, 141243), (207, 92115), (267, 71415), (345, 55269), (405, 47081), (445, 42849), (529, 36045), (621, 30705), (801, 23805), (1035, 18423), (1335, 14283), (1587, 12015), (1863, 10235), (2047, 9315), (2403, 7935), (2645, 7209), (3105, 6141), (4005, 4761)]