20173488104

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1279

約数の個数: 128

約数和(自身を含む): 47778232320

約数和(自身を除く): 27604744216

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 107, 154, 214, 308, 421, 428, 616, 727, 749, 842, 856, 1177, 1454, 1498, 1684, 2354, 2908, 2947, 2996, 3368, 4631, 4708, 5089, 5816, 5894, 5992, 7997, 8239, 9262, 9416, 10178, 11788, 15994, 16478, 18524, 20356, 23576, 31988, 32417, 32956, 37048, 40712, 45047, 55979, 63976, 64834, 65912, 77789, 90094, 111958, 129668, 155578, 180188, 223916, 259336, 306067, 311156, 315329, 360376, 447832, 495517, 544523, 612134, 622312, 630658, 855679, 991034, 1089046, 1224268, 1261316, 1711358, 1982068, 2142469, 2178092, 2448536, 2522632, 3366737, 3422716, 3468619, 3964136, 4284938, 4356184, 5989753, 6733474, 6845432, 6937238, 8569876, 11979506, 13466948, 13874476, 17139752, 23567159, 23959012, 26933896, 27748952, 32749169, 47134318, 47918024, 65498338, 94268636, 130996676, 188537272, 229244183, 261993352, 360240859, 458488366, 720481718, 916976732, 1440963436, 1833953464, 2521686013, 2881926872, 5043372026, 10086744052, 20173488104]

約数ペア:

[(1, 20173488104), (2, 10086744052), (4, 5043372026), (7, 2881926872), (8, 2521686013), (11, 1833953464), (14, 1440963436), (22, 916976732), (28, 720481718), (44, 458488366), (56, 360240859), (77, 261993352), (88, 229244183), (107, 188537272), (154, 130996676), (214, 94268636), (308, 65498338), (421, 47918024), (428, 47134318), (616, 32749169), (727, 27748952), (749, 26933896), (842, 23959012), (856, 23567159), (1177, 17139752), (1454, 13874476), (1498, 13466948), (1684, 11979506), (2354, 8569876), (2908, 6937238), (2947, 6845432), (2996, 6733474), (3368, 5989753), (4631, 4356184), (4708, 4284938), (5089, 3964136), (5816, 3468619), (5894, 3422716), (5992, 3366737), (7997, 2522632), (8239, 2448536), (9262, 2178092), (9416, 2142469), (10178, 1982068), (11788, 1711358), (15994, 1261316), (16478, 1224268), (18524, 1089046), (20356, 991034), (23576, 855679), (31988, 630658), (32417, 622312), (32956, 612134), (37048, 544523), (40712, 495517), (45047, 447832), (55979, 360376), (63976, 315329), (64834, 311156), (65912, 306067), (77789, 259336), (90094, 223916), (111958, 180188), (129668, 155578)]