20570312

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19333}}^1$

素因数の和:19365

約数の個数: 32

約数和(自身を含む): 46401600

約数和(自身を除く): 25831288

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19333, 38666, 77332, 135331, 154664, 270662, 367327, 541324, 734654, 1082648, 1469308, 2571289, 2938616, 5142578, 10285156, 20570312]

約数ペア:

[(1, 20570312), (2, 10285156), (4, 5142578), (7, 2938616), (8, 2571289), (14, 1469308), (19, 1082648), (28, 734654), (38, 541324), (56, 367327), (76, 270662), (133, 154664), (152, 135331), (266, 77332), (532, 38666), (1064, 19333)]