20199380624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{10069}}^1\times {\mathrm{6599}}^1$

素因数の和:16695

約数の個数: 40

約数和(自身を含む): 41206440000

約数和(自身を除く): 21007059376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6599, 10069, 13198, 20138, 26396, 40276, 52792, 80552, 105584, 125381, 161104, 191311, 250762, 382622, 501524, 765244, 1003048, 1530488, 2006096, 3060976, 66445331, 132890662, 265781324, 531562648, 1063125296, 1262461289, 2524922578, 5049845156, 10099690312, 20199380624]

約数ペア:

[(1, 20199380624), (2, 10099690312), (4, 5049845156), (8, 2524922578), (16, 1262461289), (19, 1063125296), (38, 531562648), (76, 265781324), (152, 132890662), (304, 66445331), (6599, 3060976), (10069, 2006096), (13198, 1530488), (20138, 1003048), (26396, 765244), (40276, 501524), (52792, 382622), (80552, 250762), (105584, 191311), (125381, 161104)]