18077156656

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{155473}}^1$

素因数の和:155550

約数の個数: 60

約数和(自身を含む): 38808176088

約数和(自身を除く): 20731019432

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 169, 172, 208, 338, 344, 559, 676, 688, 1118, 1352, 2236, 2704, 4472, 7267, 8944, 14534, 29068, 58136, 116272, 155473, 310946, 621892, 1243784, 2021149, 2487568, 4042298, 6685339, 8084596, 13370678, 16169192, 26274937, 26741356, 32338384, 52549874, 53482712, 86909407, 105099748, 106965424, 173818814, 210199496, 347637628, 420398992, 695275256, 1129822291, 1390550512, 2259644582, 4519289164, 9038578328, 18077156656]

約数ペア:

[(1, 18077156656), (2, 9038578328), (4, 4519289164), (8, 2259644582), (13, 1390550512), (16, 1129822291), (26, 695275256), (43, 420398992), (52, 347637628), (86, 210199496), (104, 173818814), (169, 106965424), (172, 105099748), (208, 86909407), (338, 53482712), (344, 52549874), (559, 32338384), (676, 26741356), (688, 26274937), (1118, 16169192), (1352, 13370678), (2236, 8084596), (2704, 6685339), (4472, 4042298), (7267, 2487568), (8944, 2021149), (14534, 1243784), (29068, 621892), (58136, 310946), (116272, 155473)]