19099710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 59540832

約数和(自身を除く): 40441122

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 61, 63, 70, 71, 90, 98, 105, 122, 126, 142, 147, 183, 210, 213, 245, 294, 305, 315, 355, 366, 426, 427, 441, 490, 497, 549, 610, 630, 639, 710, 735, 854, 882, 915, 994, 1065, 1098, 1278, 1281, 1470, 1491, 1830, 2130, 2135, 2205, 2485, 2562, 2745, 2982, 2989, 3195, 3479, 3843, 4270, 4331, 4410, 4473, 4970, 5490, 5978, 6390, 6405, 6958, 7455, 7686, 8662, 8946, 8967, 10437, 12810, 12993, 14910, 14945, 17395, 17934, 19215, 20874, 21655, 22365, 25986, 26901, 29890, 30317, 31311, 34790, 38430, 38979, 43310, 44730, 44835, 52185, 53802, 60634, 62622, 64965, 77958, 89670, 90951, 104370, 129930, 134505, 151585, 156555, 181902, 194895, 212219, 269010, 272853, 303170, 313110, 389790, 424438, 454755, 545706, 636657, 909510, 1061095, 1273314, 1364265, 1909971, 2122190, 2728530, 3183285, 3819942, 6366570, 9549855, 19099710]

約数ペア:

[(1, 19099710), (2, 9549855), (3, 6366570), (5, 3819942), (6, 3183285), (7, 2728530), (9, 2122190), (10, 1909971), (14, 1364265), (15, 1273314), (18, 1061095), (21, 909510), (30, 636657), (35, 545706), (42, 454755), (45, 424438), (49, 389790), (61, 313110), (63, 303170), (70, 272853), (71, 269010), (90, 212219), (98, 194895), (105, 181902), (122, 156555), (126, 151585), (142, 134505), (147, 129930), (183, 104370), (210, 90951), (213, 89670), (245, 77958), (294, 64965), (305, 62622), (315, 60634), (355, 53802), (366, 52185), (426, 44835), (427, 44730), (441, 43310), (490, 38979), (497, 38430), (549, 34790), (610, 31311), (630, 30317), (639, 29890), (710, 26901), (735, 25986), (854, 22365), (882, 21655), (915, 20874), (994, 19215), (1065, 17934), (1098, 17395), (1278, 14945), (1281, 14910), (1470, 12993), (1491, 12810), (1830, 10437), (2130, 8967), (2135, 8946), (2205, 8662), (2485, 7686), (2562, 7455), (2745, 6958), (2982, 6405), (2989, 6390), (3195, 5978), (3479, 5490), (3843, 4970), (4270, 4473), (4331, 4410)]