19818634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2838

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 16339766

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 2789, 3553, 5578, 7106, 30679, 47413, 52991, 61358, 94826, 105982, 521543, 582901, 900847, 1043086, 1165802, 1801694, 9909317, 19818634]

約数ペア:

[(1, 19818634), (2, 9909317), (11, 1801694), (17, 1165802), (19, 1043086), (22, 900847), (34, 582901), (38, 521543), (187, 105982), (209, 94826), (323, 61358), (374, 52991), (418, 47413), (646, 30679), (2789, 7106), (3553, 5578)]