20161578496

素因数分解:

$2^9\times {\mathrm{1181}}^1\times {\mathrm{33343}}^1$

素因数の和:34542

約数の個数: 40

約数和(自身を含む): 40319097984

約数和(自身を除く): 20157519488

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1181, 2362, 4724, 9448, 18896, 33343, 37792, 66686, 75584, 133372, 151168, 266744, 302336, 533488, 604672, 1066976, 2133952, 4267904, 8535808, 17071616, 39378083, 78756166, 157512332, 315024664, 630049328, 1260098656, 2520197312, 5040394624, 10080789248, 20161578496]

約数ペア:

[(1, 20161578496), (2, 10080789248), (4, 5040394624), (8, 2520197312), (16, 1260098656), (32, 630049328), (64, 315024664), (128, 157512332), (256, 78756166), (512, 39378083), (1181, 17071616), (2362, 8535808), (4724, 4267904), (9448, 2133952), (18896, 1066976), (33343, 604672), (37792, 533488), (66686, 302336), (75584, 266744), (133372, 151168)]