20970898048

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{97579}}^1$

素因数の和:97689

約数の個数: 64

約数和(自身を含む): 44192030400

約数和(自身を除く): 23221132352

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 73, 92, 128, 146, 184, 292, 368, 584, 736, 1168, 1472, 1679, 2336, 2944, 3358, 4672, 6716, 9344, 13432, 26864, 53728, 97579, 107456, 195158, 214912, 390316, 780632, 1561264, 2244317, 3122528, 4488634, 6245056, 7123267, 8977268, 12490112, 14246534, 17954536, 28493068, 35909072, 56986136, 71818144, 113972272, 143636288, 163835141, 227944544, 287272576, 327670282, 455889088, 655340564, 911778176, 1310681128, 2621362256, 5242724512, 10485449024, 20970898048]

約数ペア:

[(1, 20970898048), (2, 10485449024), (4, 5242724512), (8, 2621362256), (16, 1310681128), (23, 911778176), (32, 655340564), (46, 455889088), (64, 327670282), (73, 287272576), (92, 227944544), (128, 163835141), (146, 143636288), (184, 113972272), (292, 71818144), (368, 56986136), (584, 35909072), (736, 28493068), (1168, 17954536), (1472, 14246534), (1679, 12490112), (2336, 8977268), (2944, 7123267), (3358, 6245056), (4672, 4488634), (6716, 3122528), (9344, 2244317), (13432, 1561264), (26864, 780632), (53728, 390316), (97579, 214912), (107456, 195158)]