19917362316

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{607}}^1\times {\mathrm{673}}^1$

素因数の和:1543

約数の個数: 96

約数和(自身を含む): 49568440320

約数和(自身を除く): 29651078004

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 239, 478, 607, 673, 717, 956, 1214, 1346, 1434, 1821, 2019, 2428, 2692, 2868, 3642, 4038, 4063, 7284, 8076, 8126, 10319, 11441, 12189, 16252, 20638, 22882, 24378, 30957, 34323, 41276, 45764, 48756, 61914, 68646, 123828, 137292, 145073, 160847, 290146, 321694, 408511, 435219, 482541, 580292, 643388, 817022, 870438, 965082, 1225533, 1634044, 1740876, 1930164, 2451066, 2466241, 2734399, 4902132, 4932482, 5468798, 6944687, 7398723, 8203197, 9864964, 10937596, 13889374, 14797446, 16406394, 20834061, 27778748, 29594892, 32812788, 41668122, 83336244, 97634129, 195268258, 292902387, 390536516, 585804774, 1171609548, 1659780193, 3319560386, 4979340579, 6639120772, 9958681158, 19917362316]

約数ペア:

[(1, 19917362316), (2, 9958681158), (3, 6639120772), (4, 4979340579), (6, 3319560386), (12, 1659780193), (17, 1171609548), (34, 585804774), (51, 390536516), (68, 292902387), (102, 195268258), (204, 97634129), (239, 83336244), (478, 41668122), (607, 32812788), (673, 29594892), (717, 27778748), (956, 20834061), (1214, 16406394), (1346, 14797446), (1434, 13889374), (1821, 10937596), (2019, 9864964), (2428, 8203197), (2692, 7398723), (2868, 6944687), (3642, 5468798), (4038, 4932482), (4063, 4902132), (7284, 2734399), (8076, 2466241), (8126, 2451066), (10319, 1930164), (11441, 1740876), (12189, 1634044), (16252, 1225533), (20638, 965082), (22882, 870438), (24378, 817022), (30957, 643388), (34323, 580292), (41276, 482541), (45764, 435219), (48756, 408511), (61914, 321694), (68646, 290146), (123828, 160847), (137292, 145073)]