20294964104

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{1291}}^1$

素因数の和:1714

約数の個数: 64

約数和(自身を含む): 39113491200

約数和(自身を除く): 18818527096

約数列:

[1, 2, 4, 8, 67, 134, 139, 211, 268, 278, 422, 536, 556, 844, 1112, 1291, 1688, 2582, 5164, 9313, 10328, 14137, 18626, 28274, 29329, 37252, 56548, 58658, 74504, 86497, 113096, 117316, 172994, 179449, 234632, 272401, 345988, 358898, 544802, 691976, 717796, 1089604, 1435592, 1965043, 2179208, 3930086, 7860172, 12023083, 15720344, 18250867, 24046166, 36501734, 37863739, 48092332, 73003468, 75727478, 96184664, 146006936, 151454956, 302909912, 2536870513, 5073741026, 10147482052, 20294964104]

約数ペア:

[(1, 20294964104), (2, 10147482052), (4, 5073741026), (8, 2536870513), (67, 302909912), (134, 151454956), (139, 146006936), (211, 96184664), (268, 75727478), (278, 73003468), (422, 48092332), (536, 37863739), (556, 36501734), (844, 24046166), (1112, 18250867), (1291, 15720344), (1688, 12023083), (2582, 7860172), (5164, 3930086), (9313, 2179208), (10328, 1965043), (14137, 1435592), (18626, 1089604), (28274, 717796), (29329, 691976), (37252, 544802), (56548, 358898), (58658, 345988), (74504, 272401), (86497, 234632), (113096, 179449), (117316, 172994)]