20921472736

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34410317}}^1$

素因数の和:34410346

約数の個数: 24

約数和(自身を含む): 43357000680

約数和(自身を除く): 22435527944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34410317, 68820634, 137641268, 275282536, 550565072, 653796023, 1101130144, 1307592046, 2615184092, 5230368184, 10460736368, 20921472736]

約数ペア:

[(1, 20921472736), (2, 10460736368), (4, 5230368184), (8, 2615184092), (16, 1307592046), (19, 1101130144), (32, 653796023), (38, 550565072), (76, 275282536), (152, 137641268), (304, 68820634), (608, 34410317)]