19553204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1231}}^1$

素因数の和:1284

約数の個数: 36

約数和(自身を含む): 39428928

約数和(自身を除く): 19875724

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 418, 722, 836, 1231, 1444, 2462, 3971, 4924, 7942, 13541, 15884, 23389, 27082, 46778, 54164, 93556, 257279, 444391, 514558, 888782, 1029116, 1777564, 4888301, 9776602, 19553204]

約数ペア:

[(1, 19553204), (2, 9776602), (4, 4888301), (11, 1777564), (19, 1029116), (22, 888782), (38, 514558), (44, 444391), (76, 257279), (209, 93556), (361, 54164), (418, 46778), (722, 27082), (836, 23389), (1231, 15884), (1444, 13541), (2462, 7942), (3971, 4924)]