25670018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 17875582

約数列:

[1, 2, 11, 22, 41, 82, 149, 191, 298, 382, 451, 902, 1639, 2101, 3278, 4202, 6109, 7831, 12218, 15662, 28459, 56918, 67199, 86141, 134398, 172282, 313049, 626098, 1166819, 2333638, 12835009, 25670018]

約数ペア:

[(1, 25670018), (2, 12835009), (11, 2333638), (22, 1166819), (41, 626098), (82, 313049), (149, 172282), (191, 134398), (298, 86141), (382, 67199), (451, 56918), (902, 28459), (1639, 15662), (2101, 12218), (3278, 7831), (4202, 6109)]