19211712

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 112

約数和(自身を含む): 56327040

約数和(自身を除く): 37115328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 43, 48, 52, 64, 78, 86, 96, 104, 129, 156, 172, 179, 192, 208, 258, 312, 344, 358, 416, 516, 537, 559, 624, 688, 716, 832, 1032, 1074, 1118, 1248, 1376, 1432, 1677, 2064, 2148, 2236, 2327, 2496, 2752, 2864, 3354, 4128, 4296, 4472, 4654, 5728, 6708, 6981, 7697, 8256, 8592, 8944, 9308, 11456, 13416, 13962, 15394, 17184, 17888, 18616, 23091, 26832, 27924, 30788, 34368, 35776, 37232, 46182, 53664, 55848, 61576, 74464, 92364, 100061, 107328, 111696, 123152, 148928, 184728, 200122, 223392, 246304, 300183, 369456, 400244, 446784, 492608, 600366, 738912, 800488, 1200732, 1477824, 1600976, 2401464, 3201952, 4802928, 6403904, 9605856, 19211712]

約数ペア:

[(1, 19211712), (2, 9605856), (3, 6403904), (4, 4802928), (6, 3201952), (8, 2401464), (12, 1600976), (13, 1477824), (16, 1200732), (24, 800488), (26, 738912), (32, 600366), (39, 492608), (43, 446784), (48, 400244), (52, 369456), (64, 300183), (78, 246304), (86, 223392), (96, 200122), (104, 184728), (129, 148928), (156, 123152), (172, 111696), (179, 107328), (192, 100061), (208, 92364), (258, 74464), (312, 61576), (344, 55848), (358, 53664), (416, 46182), (516, 37232), (537, 35776), (559, 34368), (624, 30788), (688, 27924), (716, 26832), (832, 23091), (1032, 18616), (1074, 17888), (1118, 17184), (1248, 15394), (1376, 13962), (1432, 13416), (1677, 11456), (2064, 9308), (2148, 8944), (2236, 8592), (2327, 8256), (2496, 7697), (2752, 6981), (2864, 6708), (3354, 5728), (4128, 4654), (4296, 4472)]