18291294296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{20143}}^1$

素因数の和:20784

約数の個数: 64

約数和(自身を含む): 39682068480

約数和(自身を除く): 21390774184

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 607, 748, 1214, 1496, 2428, 4856, 6677, 10319, 13354, 20143, 20638, 26708, 40286, 41276, 53416, 80572, 82552, 113509, 161144, 221573, 227018, 342431, 443146, 454036, 684862, 886292, 908072, 1369724, 1772584, 2739448, 3766741, 7533482, 12226801, 15066964, 24453602, 30133928, 48907204, 97814408, 134494811, 207855617, 268989622, 415711234, 537979244, 831422468, 1075958488, 1662844936, 2286411787, 4572823574, 9145647148, 18291294296]

約数ペア:

[(1, 18291294296), (2, 9145647148), (4, 4572823574), (8, 2286411787), (11, 1662844936), (17, 1075958488), (22, 831422468), (34, 537979244), (44, 415711234), (68, 268989622), (88, 207855617), (136, 134494811), (187, 97814408), (374, 48907204), (607, 30133928), (748, 24453602), (1214, 15066964), (1496, 12226801), (2428, 7533482), (4856, 3766741), (6677, 2739448), (10319, 1772584), (13354, 1369724), (20143, 908072), (20638, 886292), (26708, 684862), (40286, 454036), (41276, 443146), (53416, 342431), (80572, 227018), (82552, 221573), (113509, 161144)]