19722592

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 41029632

約数和(自身を除く): 21307040

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 127, 184, 211, 254, 368, 422, 508, 736, 844, 1016, 1688, 2032, 2921, 3376, 4064, 4853, 5842, 6752, 9706, 11684, 19412, 23368, 26797, 38824, 46736, 53594, 77648, 93472, 107188, 155296, 214376, 428752, 616331, 857504, 1232662, 2465324, 4930648, 9861296, 19722592]

約数ペア:

[(1, 19722592), (2, 9861296), (4, 4930648), (8, 2465324), (16, 1232662), (23, 857504), (32, 616331), (46, 428752), (92, 214376), (127, 155296), (184, 107188), (211, 93472), (254, 77648), (368, 53594), (422, 46736), (508, 38824), (736, 26797), (844, 23368), (1016, 19412), (1688, 11684), (2032, 9706), (2921, 6752), (3376, 5842), (4064, 4853)]