25978472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13147}}^1$

素因数の和:13185

約数の個数: 32

約数和(自身を含む): 55221600

約数和(自身を除く): 29243128

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 13147, 26294, 52588, 105176, 170911, 249793, 341822, 499586, 683644, 999172, 1367288, 1998344, 3247309, 6494618, 12989236, 25978472]

約数ペア:

[(1, 25978472), (2, 12989236), (4, 6494618), (8, 3247309), (13, 1998344), (19, 1367288), (26, 999172), (38, 683644), (52, 499586), (76, 341822), (104, 249793), (152, 170911), (247, 105176), (494, 52588), (988, 26294), (1976, 13147)]