18269260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 40803840

約数和(自身を除く): 22534580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 367, 380, 524, 655, 734, 1310, 1468, 1835, 2489, 2620, 3670, 4978, 6973, 7340, 9956, 12445, 13946, 24890, 27892, 34865, 48077, 49780, 69730, 96154, 139460, 192308, 240385, 480770, 913463, 961540, 1826926, 3653852, 4567315, 9134630, 18269260]

約数ペア:

[(1, 18269260), (2, 9134630), (4, 4567315), (5, 3653852), (10, 1826926), (19, 961540), (20, 913463), (38, 480770), (76, 240385), (95, 192308), (131, 139460), (190, 96154), (262, 69730), (367, 49780), (380, 48077), (524, 34865), (655, 27892), (734, 24890), (1310, 13946), (1468, 12445), (1835, 9956), (2489, 7340), (2620, 6973), (3670, 4978)]