20280491264

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{8443}}^1$

素因数の和:9323

約数の個数: 72

約数和(自身を含む): 44218931232

約数和(自身を除く): 23938439968

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 853, 1408, 1706, 2816, 3412, 6824, 8443, 9383, 13648, 16886, 18766, 27296, 33772, 37532, 54592, 67544, 75064, 92873, 109184, 135088, 150128, 185746, 218368, 270176, 300256, 371492, 540352, 600512, 742984, 1080704, 1201024, 1485968, 2161408, 2402048, 2971936, 5943872, 7201879, 11887744, 14403758, 23775488, 28807516, 57615032, 79220669, 115230064, 158441338, 230460128, 316882676, 460920256, 633765352, 921840512, 1267530704, 1843681024, 2535061408, 5070122816, 10140245632, 20280491264]

約数ペア:

[(1, 20280491264), (2, 10140245632), (4, 5070122816), (8, 2535061408), (11, 1843681024), (16, 1267530704), (22, 921840512), (32, 633765352), (44, 460920256), (64, 316882676), (88, 230460128), (128, 158441338), (176, 115230064), (256, 79220669), (352, 57615032), (704, 28807516), (853, 23775488), (1408, 14403758), (1706, 11887744), (2816, 7201879), (3412, 5943872), (6824, 2971936), (8443, 2402048), (9383, 2161408), (13648, 1485968), (16886, 1201024), (18766, 1080704), (27296, 742984), (33772, 600512), (37532, 540352), (54592, 371492), (67544, 300256), (75064, 270176), (92873, 218368), (109184, 185746), (135088, 150128)]