19713582

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 51916800

約数和(自身を除く): 32203218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 103, 126, 147, 186, 206, 217, 279, 294, 309, 343, 434, 441, 558, 618, 651, 686, 721, 882, 927, 1029, 1302, 1442, 1519, 1854, 1953, 2058, 2163, 3038, 3087, 3193, 3906, 4326, 4557, 5047, 6174, 6386, 6489, 9114, 9579, 10094, 10633, 12978, 13671, 15141, 19158, 21266, 22351, 27342, 28737, 30282, 31899, 35329, 44702, 45423, 57474, 63798, 67053, 70658, 90846, 95697, 105987, 134106, 156457, 191394, 201159, 211974, 312914, 317961, 402318, 469371, 635922, 938742, 1095199, 1408113, 2190398, 2816226, 3285597, 6571194, 9856791, 19713582]

約数ペア:

[(1, 19713582), (2, 9856791), (3, 6571194), (6, 3285597), (7, 2816226), (9, 2190398), (14, 1408113), (18, 1095199), (21, 938742), (31, 635922), (42, 469371), (49, 402318), (62, 317961), (63, 312914), (93, 211974), (98, 201159), (103, 191394), (126, 156457), (147, 134106), (186, 105987), (206, 95697), (217, 90846), (279, 70658), (294, 67053), (309, 63798), (343, 57474), (434, 45423), (441, 44702), (558, 35329), (618, 31899), (651, 30282), (686, 28737), (721, 27342), (882, 22351), (927, 21266), (1029, 19158), (1302, 15141), (1442, 13671), (1519, 12978), (1854, 10633), (1953, 10094), (2058, 9579), (2163, 9114), (3038, 6489), (3087, 6386), (3193, 6174), (3906, 5047), (4326, 4557)]