19000644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3929}}^1$

素因数の和:3980

約数の個数: 48

約数和(自身を含む): 49297920

約数和(自身を除く): 30297276

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 3929, 4836, 7858, 11787, 15716, 23574, 47148, 51077, 102154, 121799, 153231, 204308, 243598, 306462, 365397, 487196, 612924, 730794, 1461588, 1583387, 3166774, 4750161, 6333548, 9500322, 19000644]

約数ペア:

[(1, 19000644), (2, 9500322), (3, 6333548), (4, 4750161), (6, 3166774), (12, 1583387), (13, 1461588), (26, 730794), (31, 612924), (39, 487196), (52, 365397), (62, 306462), (78, 243598), (93, 204308), (124, 153231), (156, 121799), (186, 102154), (372, 51077), (403, 47148), (806, 23574), (1209, 15716), (1612, 11787), (2418, 7858), (3929, 4836)]