18792392

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 36273720

約数和(自身を除く): 17481328

約数列:

[1, 2, 4, 8, 61, 97, 122, 194, 244, 388, 397, 488, 776, 794, 1588, 3176, 5917, 11834, 23668, 24217, 38509, 47336, 48434, 77018, 96868, 154036, 193736, 308072, 2349049, 4698098, 9396196, 18792392]

約数ペア:

[(1, 18792392), (2, 9396196), (4, 4698098), (8, 2349049), (61, 308072), (97, 193736), (122, 154036), (194, 96868), (244, 77018), (388, 48434), (397, 47336), (488, 38509), (776, 24217), (794, 23668), (1588, 11834), (3176, 5917)]