20450075784

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{450601}}^1$

素因数の和:450702

約数の個数: 64

約数和(自身を含む): 53639662080

約数和(自身を除く): 33189586296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 488, 732, 744, 1464, 1891, 3782, 5673, 7564, 11346, 15128, 22692, 45384, 450601, 901202, 1351803, 1802404, 2703606, 3604808, 5407212, 10814424, 13968631, 27486661, 27937262, 41905893, 54973322, 55874524, 82459983, 83811786, 109946644, 111749048, 164919966, 167623572, 219893288, 329839932, 335247144, 659679864, 852086491, 1704172982, 2556259473, 3408345964, 5112518946, 6816691928, 10225037892, 20450075784]

約数ペア:

[(1, 20450075784), (2, 10225037892), (3, 6816691928), (4, 5112518946), (6, 3408345964), (8, 2556259473), (12, 1704172982), (24, 852086491), (31, 659679864), (61, 335247144), (62, 329839932), (93, 219893288), (122, 167623572), (124, 164919966), (183, 111749048), (186, 109946644), (244, 83811786), (248, 82459983), (366, 55874524), (372, 54973322), (488, 41905893), (732, 27937262), (744, 27486661), (1464, 13968631), (1891, 10814424), (3782, 5407212), (5673, 3604808), (7564, 2703606), (11346, 1802404), (15128, 1351803), (22692, 901202), (45384, 450601)]