8921161648

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2569459}}^1$

素因数の和:2569505

約数の個数: 40

約数和(自身を含む): 20391234560

約数和(自身を除く): 11470072912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 2569459, 5138918, 10277836, 17986213, 20555672, 35972426, 41111344, 71944852, 79653229, 143889704, 159306458, 287779408, 318612916, 557572603, 637225832, 1115145206, 1274451664, 2230290412, 4460580824, 8921161648]

約数ペア:

[(1, 8921161648), (2, 4460580824), (4, 2230290412), (7, 1274451664), (8, 1115145206), (14, 637225832), (16, 557572603), (28, 318612916), (31, 287779408), (56, 159306458), (62, 143889704), (112, 79653229), (124, 71944852), (217, 41111344), (248, 35972426), (434, 20555672), (496, 17986213), (868, 10277836), (1736, 5138918), (3472, 2569459)]