72401552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{238163}}^1$

素因数の和:238190

約数の個数: 20

約数和(自身を含む): 147661680

約数和(自身を除く): 75260128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 238163, 476326, 952652, 1905304, 3810608, 4525097, 9050194, 18100388, 36200776, 72401552]

約数ペア:

[(1, 72401552), (2, 36200776), (4, 18100388), (8, 9050194), (16, 4525097), (19, 3810608), (38, 1905304), (76, 952652), (152, 476326), (304, 238163)]