1800591104

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{563}}^1$

素因数の和:654

約数の個数: 108

約数和(自身を含む): 4006612008

約数和(自身を除く): 2206020904

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 563, 806, 832, 961, 992, 1126, 1612, 1664, 1922, 1984, 2252, 3224, 3328, 3844, 3968, 4504, 6448, 7319, 7688, 7936, 9008, 12493, 12896, 14638, 15376, 17453, 18016, 24986, 25792, 29276, 30752, 34906, 36032, 49972, 51584, 58552, 61504, 69812, 72064, 99944, 103168, 117104, 123008, 139624, 144128, 199888, 226889, 234208, 246016, 279248, 399776, 453778, 468416, 541043, 558496, 799552, 907556, 936832, 1082086, 1116992, 1599104, 1815112, 1873664, 2164172, 2233984, 3198208, 3630224, 4328344, 4467968, 7033559, 7260448, 8656688, 14067118, 14520896, 17313376, 28134236, 29041792, 34626752, 56268472, 58083584, 69253504, 112536944, 138507008, 225073888, 450147776, 900295552, 1800591104]

約数ペア:

[(1, 1800591104), (2, 900295552), (4, 450147776), (8, 225073888), (13, 138507008), (16, 112536944), (26, 69253504), (31, 58083584), (32, 56268472), (52, 34626752), (62, 29041792), (64, 28134236), (104, 17313376), (124, 14520896), (128, 14067118), (208, 8656688), (248, 7260448), (256, 7033559), (403, 4467968), (416, 4328344), (496, 3630224), (563, 3198208), (806, 2233984), (832, 2164172), (961, 1873664), (992, 1815112), (1126, 1599104), (1612, 1116992), (1664, 1082086), (1922, 936832), (1984, 907556), (2252, 799552), (3224, 558496), (3328, 541043), (3844, 468416), (3968, 453778), (4504, 399776), (6448, 279248), (7319, 246016), (7688, 234208), (7936, 226889), (9008, 199888), (12493, 144128), (12896, 139624), (14638, 123008), (15376, 117104), (17453, 103168), (18016, 99944), (24986, 72064), (25792, 69812), (29276, 61504), (30752, 58552), (34906, 51584), (36032, 49972)]