2215742768

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{1668481}}^1$

素因数の和:1668572

約数の個数: 20

約数和(自身を含む): 4344727128

約数和(自身を除く): 2128984360

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 1668481, 3336962, 6673924, 13347848, 26695696, 138483923, 276967846, 553935692, 1107871384, 2215742768]

約数ペア:

[(1, 2215742768), (2, 1107871384), (4, 553935692), (8, 276967846), (16, 138483923), (83, 26695696), (166, 13347848), (332, 6673924), (664, 3336962), (1328, 1668481)]