19766384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 46068480

約数和(自身を除く): 26302096

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 184, 209, 253, 257, 304, 368, 418, 437, 506, 514, 836, 874, 1012, 1028, 1672, 1748, 2024, 2056, 2827, 3344, 3496, 4048, 4112, 4807, 4883, 5654, 5911, 6992, 9614, 9766, 11308, 11822, 19228, 19532, 22616, 23644, 38456, 39064, 45232, 47288, 53713, 65021, 76912, 78128, 94576, 107426, 112309, 130042, 214852, 224618, 260084, 429704, 449236, 520168, 859408, 898472, 1040336, 1235399, 1796944, 2470798, 4941596, 9883192, 19766384]

約数ペア:

[(1, 19766384), (2, 9883192), (4, 4941596), (8, 2470798), (11, 1796944), (16, 1235399), (19, 1040336), (22, 898472), (23, 859408), (38, 520168), (44, 449236), (46, 429704), (76, 260084), (88, 224618), (92, 214852), (152, 130042), (176, 112309), (184, 107426), (209, 94576), (253, 78128), (257, 76912), (304, 65021), (368, 53713), (418, 47288), (437, 45232), (506, 39064), (514, 38456), (836, 23644), (874, 22616), (1012, 19532), (1028, 19228), (1672, 11822), (1748, 11308), (2024, 9766), (2056, 9614), (2827, 6992), (3344, 5911), (3496, 5654), (4048, 4883), (4112, 4807)]