201219909904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21841}}^1\times {\mathrm{44293}}^1$

素因数の和:66155

約数の個数: 40

約数和(自身を含む): 419881783832

約数和(自身を除く): 218661873928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21841, 43682, 44293, 87364, 88586, 174728, 177172, 283933, 349456, 354344, 567866, 575809, 708688, 1135732, 1151618, 2271464, 2303236, 4542928, 4606472, 9212944, 967403413, 1934806826, 3869613652, 7739227304, 12576244369, 15478454608, 25152488738, 50304977476, 100609954952, 201219909904]

約数ペア:

[(1, 201219909904), (2, 100609954952), (4, 50304977476), (8, 25152488738), (13, 15478454608), (16, 12576244369), (26, 7739227304), (52, 3869613652), (104, 1934806826), (208, 967403413), (21841, 9212944), (43682, 4606472), (44293, 4542928), (87364, 2303236), (88586, 2271464), (174728, 1151618), (177172, 1135732), (283933, 708688), (349456, 575809), (354344, 567866)]