20123009752

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{26713}}^1$

素因数の和:26956

約数の個数: 64

約数和(自身を含む): 41545612800

約数和(自身を除く): 21422603048

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 191, 232, 382, 493, 764, 986, 1528, 1972, 3247, 3944, 5539, 6494, 11078, 12988, 22156, 25976, 26713, 44312, 53426, 94163, 106852, 188326, 213704, 376652, 454121, 753304, 774677, 908242, 1549354, 1816484, 3098708, 3632968, 5102183, 6197416, 10204366, 13169509, 20408732, 26339018, 40817464, 52678036, 86737111, 105356072, 147963307, 173474222, 295926614, 346948444, 591853228, 693896888, 1183706456, 2515376219, 5030752438, 10061504876, 20123009752]

約数ペア:

[(1, 20123009752), (2, 10061504876), (4, 5030752438), (8, 2515376219), (17, 1183706456), (29, 693896888), (34, 591853228), (58, 346948444), (68, 295926614), (116, 173474222), (136, 147963307), (191, 105356072), (232, 86737111), (382, 52678036), (493, 40817464), (764, 26339018), (986, 20408732), (1528, 13169509), (1972, 10204366), (3247, 6197416), (3944, 5102183), (5539, 3632968), (6494, 3098708), (11078, 1816484), (12988, 1549354), (22156, 908242), (25976, 774677), (26713, 753304), (44312, 454121), (53426, 376652), (94163, 213704), (106852, 188326)]