20151855198722

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{647}}^1\times {\mathrm{1873}}^1\times {\mathrm{49199}}^1$

素因数の和:51747

約数の個数: 48

約数和(自身を含む): 32800619001600

約数和(自身を除く): 12648763802878

約数列:

[1, 2, 13, 26, 169, 338, 647, 1294, 1873, 3746, 8411, 16822, 24349, 48698, 49199, 98398, 109343, 218686, 316537, 633074, 639587, 1211831, 1279174, 2423662, 8314631, 15753803, 16629262, 31507606, 31831753, 63663506, 92149727, 184299454, 204799439, 409598878, 413812789, 827625578, 1197946451, 2395892902, 5379566257, 10759132514, 15573303863, 31146607726, 59620873369, 119241746738, 775071353797, 1550142707594, 10075927599361, 20151855198722]

約数ペア:

[(1, 20151855198722), (2, 10075927599361), (13, 1550142707594), (26, 775071353797), (169, 119241746738), (338, 59620873369), (647, 31146607726), (1294, 15573303863), (1873, 10759132514), (3746, 5379566257), (8411, 2395892902), (16822, 1197946451), (24349, 827625578), (48698, 413812789), (49199, 409598878), (98398, 204799439), (109343, 184299454), (218686, 92149727), (316537, 63663506), (633074, 31831753), (639587, 31507606), (1211831, 16629262), (1279174, 15753803), (2423662, 8314631)]