1981022336

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{253717}}^1$

素因数の和:253792

約数の個数: 32

約数和(自身を含む): 4011281580

約数和(自身を除く): 2030259244

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 253717, 507434, 1014868, 2029736, 4059472, 8118944, 15476737, 16237888, 30953474, 32475776, 61906948, 123813896, 247627792, 495255584, 990511168, 1981022336]

約数ペア:

[(1, 1981022336), (2, 990511168), (4, 495255584), (8, 247627792), (16, 123813896), (32, 61906948), (61, 32475776), (64, 30953474), (122, 16237888), (128, 15476737), (244, 8118944), (488, 4059472), (976, 2029736), (1952, 1014868), (3904, 507434), (7808, 253717)]