19119254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 19657066

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 67, 77, 109, 119, 134, 154, 187, 218, 238, 374, 469, 737, 763, 938, 1139, 1199, 1309, 1474, 1526, 1853, 2278, 2398, 2618, 3706, 5159, 7303, 7973, 8393, 10318, 12529, 12971, 14606, 15946, 16786, 20383, 25058, 25942, 40766, 51121, 80333, 87703, 102242, 124151, 142681, 160666, 175406, 248302, 285362, 562331, 869057, 1124662, 1365661, 1738114, 2731322, 9559627, 19119254]

約数ペア:

[(1, 19119254), (2, 9559627), (7, 2731322), (11, 1738114), (14, 1365661), (17, 1124662), (22, 869057), (34, 562331), (67, 285362), (77, 248302), (109, 175406), (119, 160666), (134, 142681), (154, 124151), (187, 102242), (218, 87703), (238, 80333), (374, 51121), (469, 40766), (737, 25942), (763, 25058), (938, 20383), (1139, 16786), (1199, 15946), (1309, 14606), (1474, 12971), (1526, 12529), (1853, 10318), (2278, 8393), (2398, 7973), (2618, 7303), (3706, 5159)]