20163697869

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{396931}}^1$

素因数の和:397041

約数の個数: 32

約数和(自身を含む): 32008596480

約数和(自身を除く): 11844898611

約数列:

[1, 3, 7, 21, 41, 59, 123, 177, 287, 413, 861, 1239, 2419, 7257, 16933, 50799, 396931, 1190793, 2778517, 8335551, 16274171, 23418929, 48822513, 70256787, 113919197, 163932503, 341757591, 491797509, 960176089, 2880528267, 6721232623, 20163697869]

約数ペア:

[(1, 20163697869), (3, 6721232623), (7, 2880528267), (21, 960176089), (41, 491797509), (59, 341757591), (123, 163932503), (177, 113919197), (287, 70256787), (413, 48822513), (861, 23418929), (1239, 16274171), (2419, 8335551), (7257, 2778517), (16933, 1190793), (50799, 396931)]