18853928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5393}}^1$

素因数の和:5441

約数の個数: 32

約数和(自身を含む): 38836800

約数和(自身を除く): 19982872

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5393, 10786, 21572, 43144, 102467, 124039, 204934, 248078, 409868, 496156, 819736, 992312, 2356741, 4713482, 9426964, 18853928]

約数ペア:

[(1, 18853928), (2, 9426964), (4, 4713482), (8, 2356741), (19, 992312), (23, 819736), (38, 496156), (46, 409868), (76, 248078), (92, 204934), (152, 124039), (184, 102467), (437, 43144), (874, 21572), (1748, 10786), (3496, 5393)]