20218496

素因数分解:

$2^7\times {\mathrm{191}}^1\times {\mathrm{827}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 40538880

約数和(自身を除く): 20320384

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 191, 382, 764, 827, 1528, 1654, 3056, 3308, 6112, 6616, 12224, 13232, 24448, 26464, 52928, 105856, 157957, 315914, 631828, 1263656, 2527312, 5054624, 10109248, 20218496]

約数ペア:

[(1, 20218496), (2, 10109248), (4, 5054624), (8, 2527312), (16, 1263656), (32, 631828), (64, 315914), (128, 157957), (191, 105856), (382, 52928), (764, 26464), (827, 24448), (1528, 13232), (1654, 12224), (3056, 6616), (3308, 6112)]