2009465984

素因数分解:

$2^7\times {\mathrm{677}}^1\times {\mathrm{23189}}^1$

素因数の和:23880

約数の個数: 32

約数和(自身を含む): 4009319100

約数和(自身を除く): 1999853116

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 677, 1354, 2708, 5416, 10832, 21664, 23189, 43328, 46378, 86656, 92756, 185512, 371024, 742048, 1484096, 2968192, 15698953, 31397906, 62795812, 125591624, 251183248, 502366496, 1004732992, 2009465984]

約数ペア:

[(1, 2009465984), (2, 1004732992), (4, 502366496), (8, 251183248), (16, 125591624), (32, 62795812), (64, 31397906), (128, 15698953), (677, 2968192), (1354, 1484096), (2708, 742048), (5416, 371024), (10832, 185512), (21664, 92756), (23189, 86656), (43328, 46378)]