20165678672

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{3407}}^1\times {\mathrm{4457}}^1$

素因数の和:7955

約数の個数: 40

約数和(自身を含む): 39562217856

約数和(自身を除く): 19396539184

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 3407, 4457, 6814, 8914, 13628, 17828, 27256, 35656, 54512, 71312, 282781, 369931, 565562, 739862, 1131124, 1479724, 2262248, 2959448, 4524496, 5918896, 15184999, 30369998, 60739996, 121479992, 242959984, 1260354917, 2520709834, 5041419668, 10082839336, 20165678672]

約数ペア:

[(1, 20165678672), (2, 10082839336), (4, 5041419668), (8, 2520709834), (16, 1260354917), (83, 242959984), (166, 121479992), (332, 60739996), (664, 30369998), (1328, 15184999), (3407, 5918896), (4457, 4524496), (6814, 2959448), (8914, 2262248), (13628, 1479724), (17828, 1131124), (27256, 739862), (35656, 565562), (54512, 369931), (71312, 282781)]