19265555244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{128509}}^1$

素因数の和:128591

約数の個数: 72

約数和(自身を含む): 50023288560

約数和(自身を除く): 30757733316

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 961, 1209, 1612, 1922, 2418, 2883, 3844, 4836, 5766, 11532, 12493, 24986, 37479, 49972, 74958, 128509, 149916, 257018, 385527, 514036, 771054, 1542108, 1670617, 3341234, 3983779, 5011851, 6682468, 7967558, 10023702, 11951337, 15935116, 20047404, 23902674, 47805348, 51789127, 103578254, 123497149, 155367381, 207156508, 246994298, 310734762, 370491447, 493988596, 621469524, 740982894, 1481965788, 1605462937, 3210925874, 4816388811, 6421851748, 9632777622, 19265555244]

約数ペア:

[(1, 19265555244), (2, 9632777622), (3, 6421851748), (4, 4816388811), (6, 3210925874), (12, 1605462937), (13, 1481965788), (26, 740982894), (31, 621469524), (39, 493988596), (52, 370491447), (62, 310734762), (78, 246994298), (93, 207156508), (124, 155367381), (156, 123497149), (186, 103578254), (372, 51789127), (403, 47805348), (806, 23902674), (961, 20047404), (1209, 15935116), (1612, 11951337), (1922, 10023702), (2418, 7967558), (2883, 6682468), (3844, 5011851), (4836, 3983779), (5766, 3341234), (11532, 1670617), (12493, 1542108), (24986, 771054), (37479, 514036), (49972, 385527), (74958, 257018), (128509, 149916)]