19872468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 64157184

約数和(自身を除く): 44284716

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 67, 77, 84, 99, 107, 126, 132, 134, 154, 198, 201, 214, 231, 252, 268, 308, 321, 396, 402, 428, 462, 469, 603, 642, 693, 737, 749, 804, 924, 938, 963, 1177, 1206, 1284, 1386, 1407, 1474, 1498, 1876, 1926, 2211, 2247, 2354, 2412, 2772, 2814, 2948, 2996, 3531, 3852, 4221, 4422, 4494, 4708, 5159, 5628, 6633, 6741, 7062, 7169, 8239, 8442, 8844, 8988, 10318, 10593, 13266, 13482, 14124, 14338, 15477, 16478, 16884, 20636, 21186, 21507, 24717, 26532, 26964, 28676, 30954, 32956, 42372, 43014, 46431, 49434, 50183, 61908, 64521, 74151, 78859, 86028, 92862, 98868, 100366, 129042, 148302, 150549, 157718, 185724, 200732, 236577, 258084, 296604, 301098, 315436, 451647, 473154, 552013, 602196, 709731, 903294, 946308, 1104026, 1419462, 1656039, 1806588, 2208052, 2838924, 3312078, 4968117, 6624156, 9936234, 19872468]

約数ペア:

[(1, 19872468), (2, 9936234), (3, 6624156), (4, 4968117), (6, 3312078), (7, 2838924), (9, 2208052), (11, 1806588), (12, 1656039), (14, 1419462), (18, 1104026), (21, 946308), (22, 903294), (28, 709731), (33, 602196), (36, 552013), (42, 473154), (44, 451647), (63, 315436), (66, 301098), (67, 296604), (77, 258084), (84, 236577), (99, 200732), (107, 185724), (126, 157718), (132, 150549), (134, 148302), (154, 129042), (198, 100366), (201, 98868), (214, 92862), (231, 86028), (252, 78859), (268, 74151), (308, 64521), (321, 61908), (396, 50183), (402, 49434), (428, 46431), (462, 43014), (469, 42372), (603, 32956), (642, 30954), (693, 28676), (737, 26964), (749, 26532), (804, 24717), (924, 21507), (938, 21186), (963, 20636), (1177, 16884), (1206, 16478), (1284, 15477), (1386, 14338), (1407, 14124), (1474, 13482), (1498, 13266), (1876, 10593), (1926, 10318), (2211, 8988), (2247, 8844), (2354, 8442), (2412, 8239), (2772, 7169), (2814, 7062), (2948, 6741), (2996, 6633), (3531, 5628), (3852, 5159), (4221, 4708), (4422, 4494)]