20161494488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{49531}}^1$

素因数の和:49668

約数の個数: 64

約数和(自身を含む): 41565273120

約数和(自身を除く): 21403778632

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 73, 82, 136, 146, 164, 292, 328, 584, 697, 1241, 1394, 2482, 2788, 2993, 4964, 5576, 5986, 9928, 11972, 23944, 49531, 50881, 99062, 101762, 198124, 203524, 396248, 407048, 842027, 1684054, 2030771, 3368108, 3615763, 4061542, 6736216, 7231526, 8123084, 14463052, 16246168, 28926104, 34523107, 61467971, 69046214, 122935942, 138092428, 148246283, 245871884, 276184856, 296492566, 491743768, 592985132, 1185970264, 2520186811, 5040373622, 10080747244, 20161494488]

約数ペア:

[(1, 20161494488), (2, 10080747244), (4, 5040373622), (8, 2520186811), (17, 1185970264), (34, 592985132), (41, 491743768), (68, 296492566), (73, 276184856), (82, 245871884), (136, 148246283), (146, 138092428), (164, 122935942), (292, 69046214), (328, 61467971), (584, 34523107), (697, 28926104), (1241, 16246168), (1394, 14463052), (2482, 8123084), (2788, 7231526), (2993, 6736216), (4964, 4061542), (5576, 3615763), (5986, 3368108), (9928, 2030771), (11972, 1684054), (23944, 842027), (49531, 407048), (50881, 396248), (99062, 203524), (101762, 198124)]