20347986236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{617}}^1\times {\mathrm{1481}}^1$

素因数の和:2414

約数の個数: 48

約数和(自身を含む): 37697456160

約数和(自身を除く): 17349469924

約数列:

[1, 2, 4, 19, 38, 76, 293, 586, 617, 1172, 1234, 1481, 2468, 2962, 5567, 5924, 11134, 11723, 22268, 23446, 28139, 46892, 56278, 112556, 180781, 361562, 433933, 723124, 867866, 913777, 1735732, 1827554, 3434839, 3655108, 6869678, 8244727, 13739356, 16489454, 17361763, 32978908, 34723526, 69447052, 267736661, 535473322, 1070946644, 5086996559, 10173993118, 20347986236]

約数ペア:

[(1, 20347986236), (2, 10173993118), (4, 5086996559), (19, 1070946644), (38, 535473322), (76, 267736661), (293, 69447052), (586, 34723526), (617, 32978908), (1172, 17361763), (1234, 16489454), (1481, 13739356), (2468, 8244727), (2962, 6869678), (5567, 3655108), (5924, 3434839), (11134, 1827554), (11723, 1735732), (22268, 913777), (23446, 867866), (28139, 723124), (46892, 433933), (56278, 361562), (112556, 180781)]