16918620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7621}}^1$

素因数の和:7670

約数の個数: 48

約数和(自身を含む): 48658848

約数和(自身を除く): 31740228

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, 7621, 15242, 22863, 30484, 38105, 45726, 76210, 91452, 114315, 152420, 228630, 281977, 457260, 563954, 845931, 1127908, 1409885, 1691862, 2819770, 3383724, 4229655, 5639540, 8459310, 16918620]

約数ペア:

[(1, 16918620), (2, 8459310), (3, 5639540), (4, 4229655), (5, 3383724), (6, 2819770), (10, 1691862), (12, 1409885), (15, 1127908), (20, 845931), (30, 563954), (37, 457260), (60, 281977), (74, 228630), (111, 152420), (148, 114315), (185, 91452), (222, 76210), (370, 45726), (444, 38105), (555, 30484), (740, 22863), (1110, 15242), (2220, 7621)]