20739968326

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{12211}}^1$

素因数の和:12541

約数の個数: 64

約数和(自身を含む): 39883415040

約数和(自身を除く): 19143446714

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 269, 287, 451, 538, 574, 902, 1883, 2959, 3157, 3766, 5918, 6314, 11029, 12211, 20713, 22058, 24422, 41426, 77203, 85477, 121319, 134321, 154406, 170954, 242638, 268642, 500651, 849233, 940247, 1001302, 1698466, 1880494, 3284759, 3504557, 5507161, 6569518, 7009114, 11014322, 22993313, 36132349, 38550127, 45986626, 72264698, 77100254, 134675119, 252926443, 269350238, 505852886, 942725833, 1481426309, 1885451666, 2962852618, 10369984163, 20739968326]

約数ペア:

[(1, 20739968326), (2, 10369984163), (7, 2962852618), (11, 1885451666), (14, 1481426309), (22, 942725833), (41, 505852886), (77, 269350238), (82, 252926443), (154, 134675119), (269, 77100254), (287, 72264698), (451, 45986626), (538, 38550127), (574, 36132349), (902, 22993313), (1883, 11014322), (2959, 7009114), (3157, 6569518), (3766, 5507161), (5918, 3504557), (6314, 3284759), (11029, 1880494), (12211, 1698466), (20713, 1001302), (22058, 940247), (24422, 849233), (41426, 500651), (77203, 268642), (85477, 242638), (121319, 170954), (134321, 154406)]