42001552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{138163}}^1$

素因数の和:138190

約数の個数: 20

約数和(自身を含む): 85661680

約数和(自身を除く): 43660128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 138163, 276326, 552652, 1105304, 2210608, 2625097, 5250194, 10500388, 21000776, 42001552]

約数ペア:

[(1, 42001552), (2, 21000776), (4, 10500388), (8, 5250194), (16, 2625097), (19, 2210608), (38, 1105304), (76, 552652), (152, 276326), (304, 138163)]