19943496

素因数分解:

$2^3\times 3^5\times {\mathrm{10259}}^1$

素因数の和:10280

約数の個数: 48

約数和(自身を含む): 56019600

約数和(自身を除く): 36076104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10259, 20518, 30777, 41036, 61554, 82072, 92331, 123108, 184662, 246216, 276993, 369324, 553986, 738648, 830979, 1107972, 1661958, 2215944, 2492937, 3323916, 4985874, 6647832, 9971748, 19943496]

約数ペア:

[(1, 19943496), (2, 9971748), (3, 6647832), (4, 4985874), (6, 3323916), (8, 2492937), (9, 2215944), (12, 1661958), (18, 1107972), (24, 830979), (27, 738648), (36, 553986), (54, 369324), (72, 276993), (81, 246216), (108, 184662), (162, 123108), (216, 92331), (243, 82072), (324, 61554), (486, 41036), (648, 30777), (972, 20518), (1944, 10259)]