220199484944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{724340411}}^1$

素因数の和:724340438

約数の個数: 20

約数和(自身を含む): 449091055440

約数和(自身を除く): 228891570496

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 724340411, 1448680822, 2897361644, 5794723288, 11589446576, 13762467809, 27524935618, 55049871236, 110099742472, 220199484944]

約数ペア:

[(1, 220199484944), (2, 110099742472), (4, 55049871236), (8, 27524935618), (16, 13762467809), (19, 11589446576), (38, 5794723288), (76, 2897361644), (152, 1448680822), (304, 724340411)]