1681291264

素因数分解:

$2^{11}\times {\mathrm{41}}^1\times {\mathrm{20023}}^1$

素因数の和:20086

約数の個数: 48

約数和(自身を含む): 3443927760

約数和(自身を除く): 1762636496

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1024, 1312, 2048, 2624, 5248, 10496, 20023, 20992, 40046, 41984, 80092, 83968, 160184, 320368, 640736, 820943, 1281472, 1641886, 2562944, 3283772, 5125888, 6567544, 10251776, 13135088, 20503552, 26270176, 41007104, 52540352, 105080704, 210161408, 420322816, 840645632, 1681291264]

約数ペア:

[(1, 1681291264), (2, 840645632), (4, 420322816), (8, 210161408), (16, 105080704), (32, 52540352), (41, 41007104), (64, 26270176), (82, 20503552), (128, 13135088), (164, 10251776), (256, 6567544), (328, 5125888), (512, 3283772), (656, 2562944), (1024, 1641886), (1312, 1281472), (2048, 820943), (2624, 640736), (5248, 320368), (10496, 160184), (20023, 83968), (20992, 80092), (40046, 41984)]