20194152050

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{991}}^1\times {\mathrm{3739}}^1$

素因数の和:4851

約数の個数: 48

約数和(自身を含む): 37954118400

約数和(自身を除く): 17759966350

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 991, 1090, 1982, 2725, 3739, 4955, 5450, 7478, 9910, 18695, 24775, 37390, 49550, 93475, 108019, 186950, 216038, 407551, 540095, 815102, 1080190, 2037755, 2700475, 3705349, 4075510, 5400950, 7410698, 10188775, 18526745, 20377550, 37053490, 92633725, 185267450, 403883041, 807766082, 2019415205, 4038830410, 10097076025, 20194152050]

約数ペア:

[(1, 20194152050), (2, 10097076025), (5, 4038830410), (10, 2019415205), (25, 807766082), (50, 403883041), (109, 185267450), (218, 92633725), (545, 37053490), (991, 20377550), (1090, 18526745), (1982, 10188775), (2725, 7410698), (3739, 5400950), (4955, 4075510), (5450, 3705349), (7478, 2700475), (9910, 2037755), (18695, 1080190), (24775, 815102), (37390, 540095), (49550, 407551), (93475, 216038), (108019, 186950)]