19846788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 53343360

約数和(自身を除く): 33496572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 41, 52, 58, 78, 82, 87, 107, 116, 123, 156, 164, 174, 214, 246, 321, 348, 377, 428, 492, 533, 642, 754, 1066, 1131, 1189, 1284, 1391, 1508, 1599, 2132, 2262, 2378, 2782, 3103, 3198, 3567, 4173, 4387, 4524, 4756, 5564, 6206, 6396, 7134, 8346, 8774, 9309, 12412, 13161, 14268, 15457, 16692, 17548, 18618, 26322, 30914, 37236, 40339, 46371, 52644, 57031, 61828, 80678, 92742, 114062, 121017, 127223, 161356, 171093, 185484, 228124, 242034, 254446, 342186, 381669, 484068, 508892, 684372, 763338, 1526676, 1653899, 3307798, 4961697, 6615596, 9923394, 19846788]

約数ペア:

[(1, 19846788), (2, 9923394), (3, 6615596), (4, 4961697), (6, 3307798), (12, 1653899), (13, 1526676), (26, 763338), (29, 684372), (39, 508892), (41, 484068), (52, 381669), (58, 342186), (78, 254446), (82, 242034), (87, 228124), (107, 185484), (116, 171093), (123, 161356), (156, 127223), (164, 121017), (174, 114062), (214, 92742), (246, 80678), (321, 61828), (348, 57031), (377, 52644), (428, 46371), (492, 40339), (533, 37236), (642, 30914), (754, 26322), (1066, 18618), (1131, 17548), (1189, 16692), (1284, 15457), (1391, 14268), (1508, 13161), (1599, 12412), (2132, 9309), (2262, 8774), (2378, 8346), (2782, 7134), (3103, 6396), (3198, 6206), (3567, 5564), (4173, 4756), (4387, 4524)]