19943789424

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{251663}}^1$

素因数の和:251814

約数の個数: 80

約数和(自身を含む): 55921754112

約数和(自身を除く): 35977964688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 127, 156, 208, 254, 312, 381, 508, 624, 762, 1016, 1524, 1651, 2032, 3048, 3302, 4953, 6096, 6604, 9906, 13208, 19812, 26416, 39624, 79248, 251663, 503326, 754989, 1006652, 1509978, 2013304, 3019956, 3271619, 4026608, 6039912, 6543238, 9814857, 12079824, 13086476, 19629714, 26172952, 31961201, 39259428, 52345904, 63922402, 78518856, 95883603, 127844804, 157037712, 191767206, 255689608, 383534412, 415495613, 511379216, 767068824, 830991226, 1246486839, 1534137648, 1661982452, 2492973678, 3323964904, 4985947356, 6647929808, 9971894712, 19943789424]

約数ペア:

[(1, 19943789424), (2, 9971894712), (3, 6647929808), (4, 4985947356), (6, 3323964904), (8, 2492973678), (12, 1661982452), (13, 1534137648), (16, 1246486839), (24, 830991226), (26, 767068824), (39, 511379216), (48, 415495613), (52, 383534412), (78, 255689608), (104, 191767206), (127, 157037712), (156, 127844804), (208, 95883603), (254, 78518856), (312, 63922402), (381, 52345904), (508, 39259428), (624, 31961201), (762, 26172952), (1016, 19629714), (1524, 13086476), (1651, 12079824), (2032, 9814857), (3048, 6543238), (3302, 6039912), (4953, 4026608), (6096, 3271619), (6604, 3019956), (9906, 2013304), (13208, 1509978), (19812, 1006652), (26416, 754989), (39624, 503326), (79248, 251663)]