19029220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 48787200

約数和(自身を除く): 29757980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 43, 58, 70, 86, 109, 116, 140, 145, 172, 203, 215, 218, 290, 301, 406, 430, 436, 545, 580, 602, 763, 812, 860, 1015, 1090, 1204, 1247, 1505, 1526, 2030, 2180, 2494, 3010, 3052, 3161, 3815, 4060, 4687, 4988, 6020, 6235, 6322, 7630, 8729, 9374, 12470, 12644, 15260, 15805, 17458, 18748, 22127, 23435, 24940, 31610, 32809, 34916, 43645, 44254, 46870, 63220, 65618, 87290, 88508, 93740, 110635, 131236, 135923, 164045, 174580, 221270, 271846, 328090, 442540, 543692, 656180, 679615, 951461, 1359230, 1902922, 2718460, 3805844, 4757305, 9514610, 19029220]

約数ペア:

[(1, 19029220), (2, 9514610), (4, 4757305), (5, 3805844), (7, 2718460), (10, 1902922), (14, 1359230), (20, 951461), (28, 679615), (29, 656180), (35, 543692), (43, 442540), (58, 328090), (70, 271846), (86, 221270), (109, 174580), (116, 164045), (140, 135923), (145, 131236), (172, 110635), (203, 93740), (215, 88508), (218, 87290), (290, 65618), (301, 63220), (406, 46870), (430, 44254), (436, 43645), (545, 34916), (580, 32809), (602, 31610), (763, 24940), (812, 23435), (860, 22127), (1015, 18748), (1090, 17458), (1204, 15805), (1247, 15260), (1505, 12644), (1526, 12470), (2030, 9374), (2180, 8729), (2494, 7630), (3010, 6322), (3052, 6235), (3161, 6020), (3815, 4988), (4060, 4687)]