20159061632

素因数分解:

$2^7\times {\mathrm{491}}^1\times {\mathrm{320759}}^1$

素因数の和:321264

約数の個数: 32

約数和(自身を含む): 40242549600

約数和(自身を除く): 20083487968

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 491, 982, 1964, 3928, 7856, 15712, 31424, 62848, 320759, 641518, 1283036, 2566072, 5132144, 10264288, 20528576, 41057152, 157492669, 314985338, 629970676, 1259941352, 2519882704, 5039765408, 10079530816, 20159061632]

約数ペア:

[(1, 20159061632), (2, 10079530816), (4, 5039765408), (8, 2519882704), (16, 1259941352), (32, 629970676), (64, 314985338), (128, 157492669), (491, 41057152), (982, 20528576), (1964, 10264288), (3928, 5132144), (7856, 2566072), (15712, 1283036), (31424, 641518), (62848, 320759)]