16366790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 18469690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 191, 205, 209, 382, 410, 418, 451, 779, 902, 955, 1045, 1558, 1910, 2090, 2101, 2255, 3629, 3895, 4202, 4510, 7258, 7790, 7831, 8569, 10505, 15662, 17138, 18145, 21010, 36290, 39155, 39919, 42845, 78310, 79838, 85690, 86141, 148789, 172282, 199595, 297578, 399190, 430705, 743945, 861410, 1487890, 1636679, 3273358, 8183395, 16366790]

約数ペア:

[(1, 16366790), (2, 8183395), (5, 3273358), (10, 1636679), (11, 1487890), (19, 861410), (22, 743945), (38, 430705), (41, 399190), (55, 297578), (82, 199595), (95, 172282), (110, 148789), (190, 86141), (191, 85690), (205, 79838), (209, 78310), (382, 42845), (410, 39919), (418, 39155), (451, 36290), (779, 21010), (902, 18145), (955, 17138), (1045, 15662), (1558, 10505), (1910, 8569), (2090, 7831), (2101, 7790), (2255, 7258), (3629, 4510), (3895, 4202)]