19009860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8563}}^1$

素因数の和:8612

約数の個数: 48

約数和(自身を含む): 54672576

約数和(自身を除く): 35662716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 8563, 17126, 25689, 34252, 42815, 51378, 85630, 102756, 128445, 171260, 256890, 316831, 513780, 633662, 950493, 1267324, 1584155, 1900986, 3168310, 3801972, 4752465, 6336620, 9504930, 19009860]

約数ペア:

[(1, 19009860), (2, 9504930), (3, 6336620), (4, 4752465), (5, 3801972), (6, 3168310), (10, 1900986), (12, 1584155), (15, 1267324), (20, 950493), (30, 633662), (37, 513780), (60, 316831), (74, 256890), (111, 171260), (148, 128445), (185, 102756), (222, 85630), (370, 51378), (444, 42815), (555, 34252), (740, 25689), (1110, 17126), (2220, 8563)]