19080438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 42725376

約数和(自身を除く): 23644938

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 507, 607, 806, 1014, 1209, 1214, 1821, 2418, 3642, 5239, 7891, 10478, 15717, 15782, 18817, 23673, 31434, 37634, 47346, 56451, 102583, 112902, 205166, 244621, 307749, 489242, 615498, 733863, 1467726, 3180073, 6360146, 9540219, 19080438]

約数ペア:

[(1, 19080438), (2, 9540219), (3, 6360146), (6, 3180073), (13, 1467726), (26, 733863), (31, 615498), (39, 489242), (62, 307749), (78, 244621), (93, 205166), (169, 112902), (186, 102583), (338, 56451), (403, 47346), (507, 37634), (607, 31434), (806, 23673), (1014, 18817), (1209, 15782), (1214, 15717), (1821, 10478), (2418, 7891), (3642, 5239)]