20897808

素因数分解:

$2^4\times 3^1\times {\mathrm{435371}}^1$

素因数の和:435382

約数の個数: 20

約数和(自身を含む): 53986128

約数和(自身を除く): 33088320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 435371, 870742, 1306113, 1741484, 2612226, 3482968, 5224452, 6965936, 10448904, 20897808]

約数ペア:

[(1, 20897808), (2, 10448904), (3, 6965936), (4, 5224452), (6, 3482968), (8, 2612226), (12, 1741484), (16, 1306113), (24, 870742), (48, 435371)]