19368646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 32931360

約数和(自身を除く): 13562714

約数列:

[1, 2, 11, 22, 41, 82, 109, 197, 218, 394, 451, 902, 1199, 2167, 2398, 4334, 4469, 8077, 8938, 16154, 21473, 42946, 49159, 88847, 98318, 177694, 236203, 472406, 880393, 1760786, 9684323, 19368646]

約数ペア:

[(1, 19368646), (2, 9684323), (11, 1760786), (22, 880393), (41, 472406), (82, 236203), (109, 177694), (197, 98318), (218, 88847), (394, 49159), (451, 42946), (902, 21473), (1199, 16154), (2167, 8938), (2398, 8077), (4334, 4469)]