19637748

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 36245772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 108, 117, 142, 156, 197, 213, 234, 284, 351, 394, 426, 468, 591, 639, 702, 788, 852, 923, 1182, 1278, 1404, 1773, 1846, 1917, 2364, 2556, 2561, 2769, 3546, 3692, 3834, 5122, 5319, 5538, 7092, 7668, 7683, 8307, 10244, 10638, 11076, 13987, 15366, 16614, 21276, 23049, 24921, 27974, 30732, 33228, 41961, 46098, 49842, 55948, 69147, 83922, 92196, 99684, 125883, 138294, 167844, 181831, 251766, 276588, 363662, 377649, 503532, 545493, 727324, 755298, 1090986, 1510596, 1636479, 2181972, 3272958, 4909437, 6545916, 9818874, 19637748]

約数ペア:

[(1, 19637748), (2, 9818874), (3, 6545916), (4, 4909437), (6, 3272958), (9, 2181972), (12, 1636479), (13, 1510596), (18, 1090986), (26, 755298), (27, 727324), (36, 545493), (39, 503532), (52, 377649), (54, 363662), (71, 276588), (78, 251766), (108, 181831), (117, 167844), (142, 138294), (156, 125883), (197, 99684), (213, 92196), (234, 83922), (284, 69147), (351, 55948), (394, 49842), (426, 46098), (468, 41961), (591, 33228), (639, 30732), (702, 27974), (788, 24921), (852, 23049), (923, 21276), (1182, 16614), (1278, 15366), (1404, 13987), (1773, 11076), (1846, 10638), (1917, 10244), (2364, 8307), (2556, 7683), (2561, 7668), (2769, 7092), (3546, 5538), (3692, 5319), (3834, 5122)]