19238544

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 59579520

約数和(自身を除く): 40340976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 72, 78, 86, 104, 117, 129, 144, 156, 172, 208, 234, 239, 258, 312, 344, 387, 468, 478, 516, 559, 624, 688, 717, 774, 936, 956, 1032, 1118, 1434, 1548, 1677, 1872, 1912, 2064, 2151, 2236, 2868, 3096, 3107, 3354, 3824, 4302, 4472, 5031, 5736, 6192, 6214, 6708, 8604, 8944, 9321, 10062, 10277, 11472, 12428, 13416, 17208, 18642, 20124, 20554, 24856, 26832, 27963, 30831, 34416, 37284, 40248, 41108, 49712, 55926, 61662, 74568, 80496, 82216, 92493, 111852, 123324, 133601, 149136, 164432, 184986, 223704, 246648, 267202, 369972, 400803, 447408, 493296, 534404, 739944, 801606, 1068808, 1202409, 1479888, 1603212, 2137616, 2404818, 3206424, 4809636, 6412848, 9619272, 19238544]

約数ペア:

[(1, 19238544), (2, 9619272), (3, 6412848), (4, 4809636), (6, 3206424), (8, 2404818), (9, 2137616), (12, 1603212), (13, 1479888), (16, 1202409), (18, 1068808), (24, 801606), (26, 739944), (36, 534404), (39, 493296), (43, 447408), (48, 400803), (52, 369972), (72, 267202), (78, 246648), (86, 223704), (104, 184986), (117, 164432), (129, 149136), (144, 133601), (156, 123324), (172, 111852), (208, 92493), (234, 82216), (239, 80496), (258, 74568), (312, 61662), (344, 55926), (387, 49712), (468, 41108), (478, 40248), (516, 37284), (559, 34416), (624, 30831), (688, 27963), (717, 26832), (774, 24856), (936, 20554), (956, 20124), (1032, 18642), (1118, 17208), (1434, 13416), (1548, 12428), (1677, 11472), (1872, 10277), (1912, 10062), (2064, 9321), (2151, 8944), (2236, 8604), (2868, 6708), (3096, 6214), (3107, 6192), (3354, 5736), (3824, 5031), (4302, 4472)]