26513968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6709}}^1$

素因数の和:6749

約数の個数: 40

約数和(自身を含む): 58242800

約数和(自身を除く): 31728832

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 6709, 13418, 26836, 53672, 87217, 107344, 127471, 174434, 254942, 348868, 509884, 697736, 1019768, 1395472, 1657123, 2039536, 3314246, 6628492, 13256984, 26513968]

約数ペア:

[(1, 26513968), (2, 13256984), (4, 6628492), (8, 3314246), (13, 2039536), (16, 1657123), (19, 1395472), (26, 1019768), (38, 697736), (52, 509884), (76, 348868), (104, 254942), (152, 174434), (208, 127471), (247, 107344), (304, 87217), (494, 53672), (988, 26836), (1976, 13418), (3952, 6709)]