20088236

素因数分解:

$2^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{907}}^1$

素因数の和:1038

約数の個数: 36

約数和(自身を含む): 41301288

約数和(自身を除く): 21213052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 113, 196, 226, 452, 791, 907, 1582, 1814, 3164, 3628, 5537, 6349, 11074, 12698, 22148, 25396, 44443, 88886, 102491, 177772, 204982, 409964, 717437, 1434874, 2869748, 5022059, 10044118, 20088236]

約数ペア:

[(1, 20088236), (2, 10044118), (4, 5022059), (7, 2869748), (14, 1434874), (28, 717437), (49, 409964), (98, 204982), (113, 177772), (196, 102491), (226, 88886), (452, 44443), (791, 25396), (907, 22148), (1582, 12698), (1814, 11074), (3164, 6349), (3628, 5537)]