20535888

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 56393216

約数和(自身を除く): 35857328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 373, 444, 496, 592, 744, 746, 888, 1119, 1147, 1488, 1492, 1776, 2238, 2294, 2984, 3441, 4476, 4588, 5968, 6882, 8952, 9176, 11563, 13764, 13801, 17904, 18352, 23126, 27528, 27602, 34689, 41403, 46252, 55056, 55204, 69378, 82806, 92504, 110408, 138756, 165612, 185008, 220816, 277512, 331224, 427831, 555024, 662448, 855662, 1283493, 1711324, 2566986, 3422648, 5133972, 6845296, 10267944, 20535888]

約数ペア:

[(1, 20535888), (2, 10267944), (3, 6845296), (4, 5133972), (6, 3422648), (8, 2566986), (12, 1711324), (16, 1283493), (24, 855662), (31, 662448), (37, 555024), (48, 427831), (62, 331224), (74, 277512), (93, 220816), (111, 185008), (124, 165612), (148, 138756), (186, 110408), (222, 92504), (248, 82806), (296, 69378), (372, 55204), (373, 55056), (444, 46252), (496, 41403), (592, 34689), (744, 27602), (746, 27528), (888, 23126), (1119, 18352), (1147, 17904), (1488, 13801), (1492, 13764), (1776, 11563), (2238, 9176), (2294, 8952), (2984, 6882), (3441, 5968), (4476, 4588)]