20199499138

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{356869}}^1$

素因数の和:357202

約数の個数: 32

約数和(自身を含む): 37411395840

約数和(自身を除く): 17211896702

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 311, 622, 2177, 4043, 4354, 8086, 28301, 56602, 356869, 713738, 2498083, 4639297, 4996166, 9278594, 32475079, 64950158, 110986259, 221972518, 776903813, 1442821367, 1553807626, 2885642734, 10099749569, 20199499138]

約数ペア:

[(1, 20199499138), (2, 10099749569), (7, 2885642734), (13, 1553807626), (14, 1442821367), (26, 776903813), (91, 221972518), (182, 110986259), (311, 64950158), (622, 32475079), (2177, 9278594), (4043, 4996166), (4354, 4639297), (8086, 2498083), (28301, 713738), (56602, 356869)]