20199167984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2395537}}^1$

素因数の和:2395593

約数の個数: 40

約数和(自身を含む): 42774726528

約数和(自身を除く): 22575558544

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 2395537, 4791074, 9582148, 19164296, 38328592, 40724129, 74261647, 81448258, 148523294, 162896516, 297046588, 325793032, 594093176, 651586064, 1188186352, 1262447999, 2524895998, 5049791996, 10099583992, 20199167984]

約数ペア:

[(1, 20199167984), (2, 10099583992), (4, 5049791996), (8, 2524895998), (16, 1262447999), (17, 1188186352), (31, 651586064), (34, 594093176), (62, 325793032), (68, 297046588), (124, 162896516), (136, 148523294), (248, 81448258), (272, 74261647), (496, 40724129), (527, 38328592), (1054, 19164296), (2108, 9582148), (4216, 4791074), (8432, 2395537)]