18584090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 40953600

約数和(自身を除く): 22369510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 89, 95, 133, 157, 178, 190, 266, 314, 445, 623, 665, 785, 890, 1099, 1246, 1330, 1570, 1691, 2198, 2983, 3115, 3382, 5495, 5966, 6230, 8455, 10990, 11837, 13973, 14915, 16910, 20881, 23674, 27946, 29830, 41762, 59185, 69865, 97811, 104405, 118370, 139730, 195622, 208810, 265487, 489055, 530974, 978110, 1327435, 1858409, 2654870, 3716818, 9292045, 18584090]

約数ペア:

[(1, 18584090), (2, 9292045), (5, 3716818), (7, 2654870), (10, 1858409), (14, 1327435), (19, 978110), (35, 530974), (38, 489055), (70, 265487), (89, 208810), (95, 195622), (133, 139730), (157, 118370), (178, 104405), (190, 97811), (266, 69865), (314, 59185), (445, 41762), (623, 29830), (665, 27946), (785, 23674), (890, 20881), (1099, 16910), (1246, 14915), (1330, 13973), (1570, 11837), (1691, 10990), (2198, 8455), (2983, 6230), (3115, 5966), (3382, 5495)]