20192928848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{3217}}^1$

素因数の和:3780

約数の個数: 80

約数和(自身を含む): 42405928704

約数和(自身を除く): 22212999856

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 491, 752, 799, 982, 1598, 1964, 3196, 3217, 3928, 6392, 6434, 7856, 8347, 12784, 12868, 16694, 23077, 25736, 33388, 46154, 51472, 54689, 66776, 92308, 109378, 133552, 151199, 184616, 218756, 302398, 369232, 392309, 437512, 604796, 784618, 875024, 1209592, 1569236, 1579547, 2419184, 2570383, 3138472, 3159094, 5140766, 6276944, 6318188, 10281532, 12636376, 20563064, 25272752, 26852299, 41126128, 53704598, 74238709, 107409196, 148477418, 214818392, 296954836, 429636784, 593909672, 1187819344, 1262058053, 2524116106, 5048232212, 10096464424, 20192928848]

約数ペア:

[(1, 20192928848), (2, 10096464424), (4, 5048232212), (8, 2524116106), (16, 1262058053), (17, 1187819344), (34, 593909672), (47, 429636784), (68, 296954836), (94, 214818392), (136, 148477418), (188, 107409196), (272, 74238709), (376, 53704598), (491, 41126128), (752, 26852299), (799, 25272752), (982, 20563064), (1598, 12636376), (1964, 10281532), (3196, 6318188), (3217, 6276944), (3928, 5140766), (6392, 3159094), (6434, 3138472), (7856, 2570383), (8347, 2419184), (12784, 1579547), (12868, 1569236), (16694, 1209592), (23077, 875024), (25736, 784618), (33388, 604796), (46154, 437512), (51472, 392309), (54689, 369232), (66776, 302398), (92308, 218756), (109378, 184616), (133552, 151199)]