18996847988

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{30223}}^1$

素因数の和:30432

約数の個数: 48

約数和(自身を含む): 35502802944

約数和(自身を除く): 16505954956

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 137, 148, 274, 548, 1147, 2294, 4247, 4588, 5069, 8494, 10138, 16988, 20276, 30223, 60446, 120892, 157139, 314278, 628556, 936913, 1118251, 1873826, 2236502, 3747652, 4140551, 4473004, 8281102, 16562204, 34665781, 69331562, 128357081, 138663124, 153200387, 256714162, 306400774, 513428324, 612801548, 4749211997, 9498423994, 18996847988]

約数ペア:

[(1, 18996847988), (2, 9498423994), (4, 4749211997), (31, 612801548), (37, 513428324), (62, 306400774), (74, 256714162), (124, 153200387), (137, 138663124), (148, 128357081), (274, 69331562), (548, 34665781), (1147, 16562204), (2294, 8281102), (4247, 4473004), (4588, 4140551), (5069, 3747652), (8494, 2236502), (10138, 1873826), (16988, 1118251), (20276, 936913), (30223, 628556), (60446, 314278), (120892, 157139)]