19838070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31489}}^1$

素因数の和:31509

約数の個数: 48

約数和(自身を含む): 58949280

約数和(自身を除く): 39111210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31489, 62978, 94467, 157445, 188934, 220423, 283401, 314890, 440846, 472335, 566802, 661269, 944670, 1102115, 1322538, 1417005, 1983807, 2204230, 2834010, 3306345, 3967614, 6612690, 9919035, 19838070]

約数ペア:

[(1, 19838070), (2, 9919035), (3, 6612690), (5, 3967614), (6, 3306345), (7, 2834010), (9, 2204230), (10, 1983807), (14, 1417005), (15, 1322538), (18, 1102115), (21, 944670), (30, 661269), (35, 566802), (42, 472335), (45, 440846), (63, 314890), (70, 283401), (90, 220423), (105, 188934), (126, 157445), (210, 94467), (315, 62978), (630, 31489)]