19737542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 35493120

約数和(自身を除く): 15755578

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 209, 253, 418, 437, 506, 874, 2053, 4106, 4807, 9614, 22583, 39007, 45166, 47219, 78014, 94438, 429077, 519409, 858154, 897161, 1038818, 1794322, 9868771, 19737542]

約数ペア:

[(1, 19737542), (2, 9868771), (11, 1794322), (19, 1038818), (22, 897161), (23, 858154), (38, 519409), (46, 429077), (209, 94438), (253, 78014), (418, 47219), (437, 45166), (506, 39007), (874, 22583), (2053, 9614), (4106, 4807)]