156940988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{4057}}^1$

素因数の和:4589

約数の個数: 24

約数和(自身を含む): 289741200

約数和(自身を除く): 132800212

約数列:

[1, 2, 4, 19, 38, 76, 509, 1018, 2036, 4057, 8114, 9671, 16228, 19342, 38684, 77083, 154166, 308332, 2065013, 4130026, 8260052, 39235247, 78470494, 156940988]

約数ペア:

[(1, 156940988), (2, 78470494), (4, 39235247), (19, 8260052), (38, 4130026), (76, 2065013), (509, 308332), (1018, 154166), (2036, 77083), (4057, 38684), (8114, 19342), (9671, 16228)]