20198207890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1483}}^1\times {\mathrm{194569}}^1$

素因数の和:196066

約数の個数: 32

約数和(自身を含む): 41578830720

約数和(自身を除く): 21380622830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1483, 2966, 7415, 10381, 14830, 20762, 51905, 103810, 194569, 389138, 972845, 1361983, 1945690, 2723966, 6809915, 13619830, 288545827, 577091654, 1442729135, 2019820789, 2885458270, 4039641578, 10099103945, 20198207890]

約数ペア:

[(1, 20198207890), (2, 10099103945), (5, 4039641578), (7, 2885458270), (10, 2019820789), (14, 1442729135), (35, 577091654), (70, 288545827), (1483, 13619830), (2966, 6809915), (7415, 2723966), (10381, 1945690), (14830, 1361983), (20762, 972845), (51905, 389138), (103810, 194569)]