18791207568

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2663153}}^1$

素因数の和:2663181

約数の個数: 90

約数和(自身を含む): 61175310534

約数和(自身を除く): 42384102966

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 2663153, 5326306, 7989459, 10652612, 15978918, 18642071, 21305224, 23968377, 31957836, 37284142, 42610448, 47936754, 55926213, 63915672, 74568284, 95873508, 111852426, 127831344, 130494497, 149136568, 167778639, 191747016, 223704852, 260988994, 298273136, 335557278, 383494032, 391483491, 447409704, 521977988, 671114556, 782966982, 894819408, 1043955976, 1174450473, 1342229112, 1565933964, 2087911952, 2348900946, 2684458224, 3131867928, 4697801892, 6263735856, 9395603784, 18791207568]

約数ペア:

[(1, 18791207568), (2, 9395603784), (3, 6263735856), (4, 4697801892), (6, 3131867928), (7, 2684458224), (8, 2348900946), (9, 2087911952), (12, 1565933964), (14, 1342229112), (16, 1174450473), (18, 1043955976), (21, 894819408), (24, 782966982), (28, 671114556), (36, 521977988), (42, 447409704), (48, 391483491), (49, 383494032), (56, 335557278), (63, 298273136), (72, 260988994), (84, 223704852), (98, 191747016), (112, 167778639), (126, 149136568), (144, 130494497), (147, 127831344), (168, 111852426), (196, 95873508), (252, 74568284), (294, 63915672), (336, 55926213), (392, 47936754), (441, 42610448), (504, 37284142), (588, 31957836), (784, 23968377), (882, 21305224), (1008, 18642071), (1176, 15978918), (1764, 10652612), (2352, 7989459), (3528, 5326306), (7056, 2663153)]