20014048

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 41803776

約数和(自身を除く): 21789728

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 71, 92, 142, 184, 284, 368, 383, 568, 736, 766, 1136, 1532, 1633, 2272, 3064, 3266, 6128, 6532, 8809, 12256, 13064, 17618, 26128, 27193, 35236, 52256, 54386, 70472, 108772, 140944, 217544, 281888, 435088, 625439, 870176, 1250878, 2501756, 5003512, 10007024, 20014048]

約数ペア:

[(1, 20014048), (2, 10007024), (4, 5003512), (8, 2501756), (16, 1250878), (23, 870176), (32, 625439), (46, 435088), (71, 281888), (92, 217544), (142, 140944), (184, 108772), (284, 70472), (368, 54386), (383, 52256), (568, 35236), (736, 27193), (766, 26128), (1136, 17618), (1532, 13064), (1633, 12256), (2272, 8809), (3064, 6532), (3266, 6128)]