1977108478

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1949}}^1$

素因数の和:2220

約数の個数: 32

約数和(自身を含む): 3095820000

約数和(自身を除く): 1118711522

約数列:

[1, 2, 41, 82, 89, 139, 178, 278, 1949, 3649, 3898, 5699, 7298, 11398, 12371, 24742, 79909, 159818, 173461, 270911, 346922, 507211, 541822, 1014422, 7111901, 11107351, 14223802, 22214702, 24111079, 48222158, 988554239, 1977108478]

約数ペア:

[(1, 1977108478), (2, 988554239), (41, 48222158), (82, 24111079), (89, 22214702), (139, 14223802), (178, 11107351), (278, 7111901), (1949, 1014422), (3649, 541822), (3898, 507211), (5699, 346922), (7298, 270911), (11398, 173461), (12371, 159818), (24742, 79909)]