20219819796

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1801}}^1\times {\mathrm{28351}}^1$

素因数の和:30173

約数の個数: 72

約数和(自身を含む): 55790611968

約数和(自身を除く): 35570792172

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 1801, 3602, 5403, 7204, 10806, 16209, 19811, 21612, 28351, 32418, 39622, 56702, 59433, 64836, 79244, 85053, 113404, 118866, 170106, 178299, 237732, 255159, 311861, 340212, 356598, 510318, 623722, 713196, 935583, 1020636, 1247444, 1871166, 2806749, 3742332, 5613498, 11226996, 51060151, 102120302, 153180453, 204240604, 306360906, 459541359, 561661661, 612721812, 919082718, 1123323322, 1684984983, 1838165436, 2246646644, 3369969966, 5054954949, 6739939932, 10109909898, 20219819796]

約数ペア:

[(1, 20219819796), (2, 10109909898), (3, 6739939932), (4, 5054954949), (6, 3369969966), (9, 2246646644), (11, 1838165436), (12, 1684984983), (18, 1123323322), (22, 919082718), (33, 612721812), (36, 561661661), (44, 459541359), (66, 306360906), (99, 204240604), (132, 153180453), (198, 102120302), (396, 51060151), (1801, 11226996), (3602, 5613498), (5403, 3742332), (7204, 2806749), (10806, 1871166), (16209, 1247444), (19811, 1020636), (21612, 935583), (28351, 713196), (32418, 623722), (39622, 510318), (56702, 356598), (59433, 340212), (64836, 311861), (79244, 255159), (85053, 237732), (113404, 178299), (118866, 170106)]