2019445666

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{11807}}^1$

素因数の和:12478

約数の個数: 32

約数和(自身を含む): 3650088960

約数和(自身を除く): 1630643294

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 643, 1286, 4501, 9002, 11807, 12217, 23614, 24434, 82649, 85519, 165298, 171038, 224333, 448666, 1570331, 3140662, 7591901, 15183802, 53143307, 106286614, 144246119, 288492238, 1009722833, 2019445666]

約数ペア:

[(1, 2019445666), (2, 1009722833), (7, 288492238), (14, 144246119), (19, 106286614), (38, 53143307), (133, 15183802), (266, 7591901), (643, 3140662), (1286, 1570331), (4501, 448666), (9002, 224333), (11807, 171038), (12217, 165298), (23614, 85519), (24434, 82649)]